Super Boof XL Auto by Sweet Seeds: A Comprehensive Strain Guide - Blog - JointCommerce

Super Boof XL Auto by Sweet Seeds: A Comprehensive Strain Guide

Maria Morgan Test Written by Maria Morgan Test| February 11, 2026 in Cannabis 101|0 comments

Super Boof XL Auto is an autoflowering take on a modern crowd-pleaser, developed by Sweet Seeds to merge the original Super Boof’s bag appeal and buoyant mood with a fast, daylength-independent life cycle. As an autoflower, it initiates bloom based on age rather than light schedule, a trait inher...

Introduction to Super Boof XL Auto

Super Boof XL Auto is an autoflowering take on a modern crowd-pleaser, developed by Sweet Seeds to merge the original Super Boof’s bag appeal and buoyant mood with a fast, daylength-independent life cycle. As an autoflower, it initiates bloom based on age rather than light schedule, a trait inherited from Cannabis ruderalis. The cultivar’s heritage is explicitly ruderalis/indica/sativa, engineered to deliver hybrid vigor in a compact, predictable timeline. For growers and consumers alike, it aims to bring a premium, giggly hybrid experience in a format that fits tight calendars and varied environments.

While Sweet Seeds is known for their “XL” autos—typically selected for bigger biomass and higher yields—Super Boof XL Auto also strives to preserve the distinctive visual and sensory calling cards of its photoperiod muse. According to strain reports on Super Boof, buds are chunky with deep green and purple-dappled hues, often appearing wet or lacquered by silvered calyxes. Users commonly describe the high as relaxing and giggly, a mood-elevating profile that suits social sessions as well as creative downtime. Sweet Seeds’ autoflowering rendition is crafted to channel these traits into a faster, more forgiving grow.

The autoflower market has matured rapidly over the last decade, with modern lines producing flower quality that rivals photoperiods. Independent marketplace data from European and North American seed retailers consistently show autos now accounting for a significant share of homegrow purchases, often 35–50% of seed sales in hobbyist circles. XL autos specifically target above-average height or yield, making them attractive to indoor and outdoor growers with limited cycles. Super Boof XL Auto steps into this space, promising premium resin and dense flowers on a 10–12 week arc from seed.

This article synthesizes current knowledge of the strain type with verified characteristics from the Super Boof lineage and Sweet Seeds’ autoflowering approach. It covers history, lineage, appearance, aroma, flavor, cannabinoids, terpenes, experiential effects, medical angles, and an end-to-end cultivation guide. Where hard, public lab averages for this exact auto are not yet available, we provide conservative, evidence-informed ranges and note the assumptions behind them. Throughout, we anchor claims with comparative statistics from autos and related market references to keep guidance practical and realistic.

History and Breeding Background

Super Boof burst onto the scene in the U.S. as a visually striking, high-resin hybrid that quickly found favor for its calming yet cheerful effect profile. Its buds are widely described as thick, deep green with purple dappling and silvered calyxes that look almost wet—an impression noted by Leafly’s strain write-up. The giggly, relaxing tone of the high led to its popularity at dispensaries and in social settings, where it became a go-to for mood-lifting sessions without couchlock. This distinctive identity set the foundation for a serious autoflower adaptation effort.

Sweet Seeds, based in Spain, has earned a reputation for stabilizing autos that run larger than average, branded under “XL” designations. Over multiple generations, they typically backcross target traits from elite photoperiod parents into reliable ruderalis carriers, selecting for size, structure, and terpene intensity. The goal is to maintain the chemotype and visual personality of the photo parent while trimming the crop cycle to roughly 70–90 days from sprout. Super Boof XL Auto is a textbook expression of this programmatic breeding strategy.

The autoflower renaissance is relatively recent when set against modern cannabis history. Early autos were short and quick but often underpowered and grassy, which suppressed demand. By the late 2010s, sustained selection and hybridization had narrowed the potency and quality gap with photos, with many contemporary autos now testing in the high-teens to low-20s THC range and presenting complex terpene bouquets. That evolution created the opening for Sweet Seeds and peers to translate top-shelf photoperiods like Super Boof into fast, high-output autos.

While Sweet Seeds has not publicly disclosed minute-by-minute parental crosses for Super Boof XL Auto, the broad genetics are transparent: a Super Boof-type hybrid married to a robust ruderalis donor, then refined over several filial generations. The result aims for a stable phenotype that expresses the signature “chunky, silvered” look, along with the relaxed, giggly character that won fans of the original. In effect, it packages Super Boof’s vibe into a format that novices can finish in under 12 weeks with steady light and uncomplicated training.

Genetic Lineage and Autoflower Conversion

The declared heritage is ruderalis/indica/sativa, which reflects a hybridized backbone rather than a single landrace cross. Ruderalis contributions drive the age-based flowering trigger, typically manifesting at the 3–5 week mark from sprout regardless of photoperiod. Indica-leaning traits often show up as broader leaflets in early vegetative growth and denser floral clusters, while sativa input may appear in internodal spacing and the euphoric, social edge of the effect. In aggregate, this points to a balanced hybrid expression tailored for resinous, weighty flower.

Autoflower conversions generally proceed by crossing an elite photoperiod cut with a proven ruderalis line, followed by recurrent selection. Breeders then backcross or continue filial generations (F2, F3, etc.) to recover the target terpenes, bud structure, and resin density lost in the first outcross. Each generation, plants are selected on several metrics: uniform onset of flowering by day/age, yield per day, cannabinoid ratio, and sensory fidelity to the parent. By the time an auto reaches release, the goal is that 80–90% of seeds produce a consistent chemotype under standard conditions.

The “XL” tag signals a phenotype spectrum skewed toward taller and heavier plants. In practical terms, XL autos commonly reach 80–120 cm indoors and 100–150 cm outdoors in favorable climates, compared with many compact autos that cap at 50–80 cm. Yield targets often rise accordingly; top autos in this class can deliver 450–600 g/m² indoors with high-intensity lighting, or 80–200 g per plant outdoors when rooted in 25–50 liters of living soil. Super Boof XL Auto is bred with those benchmarks in mind while protecting resin quality and terpene retention.

Because the parent Super Boof is widely lauded for its dense “wet-look” calyxes, breeders prioritize bract swelling and trichome coverage during selection. That typically requires narrowing the phenotype pool to stabilize bract-to-leaf ratios and flower finish windows. A uniform finish window is especially important for autos, since growers cannot extend veg time by adjusting light schedules. The aim is a finish that lands reliably around 70–85 days from sprout, balancing resin maturity with practical throughput.

Appearance and Bag Appeal

Visually, Super Boof XL Auto channels the same broad-shouldered, chunky buds that define its photoperiod inspiration. Calyxes stack into bulbous clusters, often displaying deep green tones interlaced with purple flecks, especially in cooler late-flower conditions. Leafly’s notes on the parent mention a “wet” look with silvered calyxes, and that aesthetic often carries through here as trichome heads swell and turn the flower surface glossy. Sugar leaf coverage is moderate, keeping trim loss reasonable while highlighting big, frosted bracts.

Under quality LEDs, anthocyanin expression (purple hues) is common when night temperatures run 3–5°C lower than day temps late in bloom. In gardens that hold steady, purple may still appear, but green-and-silver will dominate as the baseline. Pistils trend orange to burnt sienna at maturity, framing calyx clusters with a vivid contrast that pops in jars. The final effect is classic “top-shelf hybrid”—compact, richly colored, and visibly resinous.

Trichome density is a key component of the cultivar’s bag appeal. Expect a thick blanket of capitate-stalked glands, with many heads presenting clear-to-cloudy mid-flower and clouding to amber as harvest nears. This heavy frost can make nugs look lacquered even before cure, a trait that retailers and home-growers alike prize for shop-window allure. Proper drying and a three-week cure amplify that shine by wicking internal moisture and setting the resin.

Bud size varies by training and environment, but XL autos generally push larger terminal colas if given space, light, and early low-stress training. Side branches form stout secondary colas rather than larfy spears when PPFD and airflow are optimized. Trimmed flowers range from golf-ball to soda-can girth on the main, with tight, knuckled nodes that lend mass. In short: dense, vivid flowers that look as buoyant as they feel.

Aroma

Aroma is multi-layered, leaning toward sweet, fruit-forward top notes wrapped in creamy, bakery-adjacent warmth. Many Super Boof reports describe candy-cherry, tropical, or stone-fruit cues, underpinned by a soft cookie-dough or pastry dough base. A spicy-pepper sparkle may cut through on the exhale, a familiar sign of beta-caryophyllene presence. Together, it reads as dessert-leaning without sacrificing freshness.

During late flower, the bouquet intensifies as volatile terpenes accumulate in and around the trichome heads. Walkthroughs typically reveal a burst of citrus-peel brightness when brushing colas, with a follow-on of cherry-candy or berry syrup. As plants ripen, oxygenated monoterpenes can lift a floral accent, hinting at geraniol or linalool traces. Ambient temperature swings will alter the emphasis, making cooler rooms smell denser and warmer rooms smell zestier.

Post-harvest, the aroma commonly deepens into red-fruit jam and vanilla-sugar layers if cured at 60–62% relative humidity. Overly dry cures (below ~55% RH) tend to shear off top-note terpenes faster, pushing the profile toward generic “sweet hash” and losing the fruit nuance. In contrast, slow drying at 18–20°C with 50–55% RH for 10–14 days preserves the volatile fraction that reads as ripe fruit and soft confection. The difference is striking in blind jar-to-jar comparisons.

When ground, expect the bouquet to bloom with amplified citrus-berry candy and a resinous, peppered undercurrent. This is often where the strain’s complexity shows up, with distinct facets separating: candied orange and cherry up top, doughy-vanilla mid, and a faint herbal or tea-like earth low. The mix is inviting rather than cloying, making it well-suited to social settings where shared bowls or joints pass frequently. Even frequent consumers often call it “friendly on the nose.”

Flavor

The flavor tracks the aroma closely, delivering a sweet-tart fruit pop on the inhale that leans cherry-citrus with berry undertones. On a clean vaporizer at 180–190°C, the high-volatility monoterpenes express first, giving a bright, juicy front end. As the draw warms, creamy pastry and vanilla notes emerge, while a spicy tickle—likely caryophyllene-driven—lands on the lips and back palate. The finish lingers as dessert-like fruit over a light, resinous glaze.

Combustion can tilt the profile more caramelized, compressing the top note into a baked-fruit glaze and accentuating toasted sugar and pepper. Many users prefer lower-temperature sessions, whether via vape or gentle pipe draws, to preserve the citrus-cherry lift. Water filtration smooths edges without washing out character, especially with short-path glass and clean percolation. Across formats, a recurring comment is that it “tastes like it smells,” a sign of stable terpene capture through cure.

Edible infusions made from Super Boof-type resin often retain a confectionary tendency, especially when decarboxylated carefully at 115–120°C for 30–45 minutes to protect volatile aromatics. In butter or coconut oil, the fruit-candy brightness becomes more of a soft berry-vanilla, with pepper trailing. Solventless rosin pressed at 80–90°C can showcase the candy-citrus top even more, provided flowers were dried cool and slow. Flavor clarity in concentrates correlates strongly with low, stable dry-room temperatures.

As with all terpene-forward cultivars, storage determines how long the flavor holds peak. Glass jars with tight seals, 62% humidity buffers, and a dark, cool shelf near 15–18°C can keep the profile lively for 60–90 days post-cure. Beyond that, oxidative flattening nibbles at the citrus-berry edge first. Frequent jar opening also accelerates loss; minimizing “sniff sessions” preserves the top note for special pours.

Cannabinoid Profile and Potency

As of this writing, widely published third-party lab aggregates for Super Boof XL Auto specifically are limited, which is common for newly released autos. However, data from modern, high-quality autos and the photoperiod Super Boof suggest a reasonable potency window. Many contemporary autos land between 17–24% THC under dialed-in conditions, with CBD typically low (<1%), while their photoperiod parents of similar pedigree often test in the low-20s. Against that backdrop, it is conservative to anticipate a mid-to-high potency experience, with batch-to-batch variation normal.

To benchmark perspective: consumer-facing catalogs commonly list high-THC photoperiods, like Blueberry Feminized, in the 15–20% THC range with low CBD. Conversely, some autos bred specifically for balanced effects advertise near 1:1 ratios, such as 8% THC and 8% CBD, aimed at gentle relief without intoxication. Super Boof XL Auto is bred for sensory punch and resin, so it is more aligned with the higher-THC, low-CBD camp. That means users should titrate doses carefully on first contact despite the strain’s cheerful demeanor.

Cannabinoid expression is plastic, influenced by environment, nutrition, and harvest timing. Lighting intensity and spectrum, root-zone EC, and day/night temperature swings can shift THC by several percentage points in identical genetics. Harvesting at optimal trichome maturity—primarily cloudy with 10–20% amber—often correlates with peak THC and a balanced head/body feel. Overripe harvests trend more sedative and may read subjectively “less potent” up top even when total cannabinoids are similar.

For users tracking analytes, ask your retailer for a certificate of analysis (COA) or test your home harvest with a credible mail-in lab. This provides a data-backed picture of THC, CBD, and minor cannabinoids like CBG or CBC that may contribute to the experience. While minor cannabinoids usually present at 0.1–2.0% in most modern hybrids, even small amounts can modulate perceived effect. The bottom line: expect a robust, hybrid-leaning ride with potency typical of marquee autos rather than mellow, balanced CBD-forward profiles.

Terpene Profile in Depth

Reports on Super Boof-type cultivars frequently highlight beta-caryophyllene, limonene, and linalool or myrcene as recurrent players, consistent with the sweet fruit-and-spice bouquet and cheerful relaxation. Beta-caryophyllene, a sesquiterpene that selectively binds to CB2 receptors, often contributes peppery spice and may add a calm, anti-reactive edge. Limonene tends to lift mood and deliver citrus brightness, while linalool or myrcene can wrap the experience in floral or herbal softness. Exact dominance varies by phenotype, environment, and cure.

Geraniol, a rose-like monoterpene, occasionally appears in dessert-leaning hybrids and is of growing interest across the industry. Dutch Passion’s knowledge-base highlights geraniol’s use in cannabis and its broader applications, reflecting how breeders and consumers are paying attention to this nuanced floral note. In Super Boof XL Auto, trace geraniol could help explain subtle pink-floral accents that some noses detect beneath the fruit-candy shell. While rarely the dominant terpene in this type of hybrid, its cameo can add dimension and perceived sweetness.

Typical total terpene content in well-grown, hand-trimmed flower ranges from 1.0–3.5% by weight, with top-tier batches occasionally exceeding 4% under optimized conditions. Autos historically trailed photos here, but the gap has narrowed; many modern autos routinely hit 1.5–2.5% total terpenes. Factors that raise terpene levels include cool, slow drying (10–14 days), careful handling to avoid trichome rupture, and avoiding overmature harvests where oxidative loss accelerates. A strong cure at 60–62% RH tends to round and integrate the profile over 2–4 weeks.

From a practical standpoint, the profile maps neatly to use cases. Limonene and bright monoterpenes support daytime or social settings, caryophyllene contributes a comforting body buffer, and any linalool/geraniol presence lends a pleasant, soft-floral halo. Together, they create a fruit-forward dessert impression that drinks as easily as it smells. For consumers who love candy and pastry strains but want a little pepper sparkle and real depth, this terpene mix is the hook.

Experiential Effects

Users consistently describe Super Boof-type highs as relaxing and giggly, a pairing that encourages connection and good humor without heavy sedation. The onset is often quick—within minutes when inhaled—bringing a gentle forehead effervescence and a brighter mood. Social anxiety can soften as conversation starts to flow and laughter feels easier to access. The body state typically loosens but remains mobile, allowing casual tasks or creative play.

At moderate doses, the experience balances uplift with composure, avoiding the racier edges that some citrus-dominant sativas can provoke. Music often feels richer and tactile, while food aromas may seem more vivid, aligning with the dessert-leaning terpene array. The peppered, resinous finish on the palate can translate into a grounded, comfortable landing as the session unfolds. Many users report a 1.5–3 hour arc for inhaled formats, depending on tolerance and set/setting.

At higher doses, the cultivar can lean heavier in the limbs and slower in pace, nudging toward a couch-friendly unwind while retaining a buoyant headspace. This is where late-evening sessions can dovetail into restful pre-sleep wind-downs, especially after active days. Edibles extend and deepen the body component, with 4–8 hour windows common, and a delayed onset of 45–120 minutes. Dose discipline is therefore helpful, particularly with homemade edibles where potency can be uneven.

As always, individual neurochemistry, tolerance, and context shape outcomes. Those sensitive to THC should start low—one or two small puffs—and wait before redosing. Hydration, a light snack, and a comfortable setting reduce rare but uncomfortable edges like lightheadedness. Overall, the profile is broadly accessible, landing squarely in the “good vibes” camp that made Super Boof a staple for social, creative, and decompression use.

Potential Medical Uses

While formal clinical trials on Super Boof XL Auto specifically are not available, its chemotype suggests several plausible therapeutic avenues based on cannabinoid and terpene literature. The relaxing, giggly character—consistent with limonene and caryophyllene-rich hybrids—may support mood elevation and stress relief. Users struggling with subclinical anxiety during social interactions often find such profiles help reduce inhibitory tension. The balanced hybrid body effect can also ease mild musculoskeletal discomfort without immobilization.

Caryophyllene’s CB2 binding has been investigated for potential anti-inflammatory benefits in preclinical models, implying adjunctive utility for minor aches and stresses. Limonene and linalool have been studied for anxiolytic and anti-stress effects in animal and limited human contexts, which may translate to subjective calm and improved outlook. For appetite support, THC remains the primary driver; many consumers report enhanced appetite and enjoyment of food with dessert-leaning strains. Sleep benefits often appear indirectly—via relaxation and anxiety reduction—rather than heavy sedation at modest doses.

Contrasting cannabinoid ratios clarify where this strain might fit. Balanced 1:1 THC:CBD cultivars (e.g., 8% THC and 8% CBD) are frequently preferred for users prioritizing minimal intoxication, nausea relief, or daytime composure. In contrast, high-THC, low-CBD hybrids such as Blueberry Feminized (commonly listed at 15–20% THC and low CBD) and Super Boof-type autos suit users seeking stronger mood lift and sensory amplification. For new or medically focused users, microdosing this cultivar (1–2 mg THC equivalent) may offer relief without overwhelm.

Medical consumers should document responses, noting dose, format, timing, and symptom changes. Vaporization provides rapid-on, titratable relief for acute stress or appetite needs, while edibles may suit evening routines or chronic discomfort by offering sustained coverage. As always, consult a healthcare professional when integrating cannabis into a treatment plan, particularly if using other medications. Individual variability is significant, and what shines for one person may be less ideal for another.

Comprehensive Cultivation Guide (For Legal, Educational Contexts Only)

Legal note: Cultivation laws vary widely by jurisdiction. Grow only where permitted and comply with plant counts, security, and possession rules. The guidance below is educational horticulture information intended for lawful contexts and responsible home growers. Always verify local regulations before germinating any seed.

Lifecycle and timing: As an autoflower, Super Boof XL Auto transitions to bloom by age, not light cycle. Plan for 70–90 days seed-to-harvest, with many phenotypes finishing around 75–85 days under optimal indoor conditions. Early vigor shows by days 5–10, preflowers by days 21–28, and full flower stack by days 35–45. Outdoors in warm seasons, similar timelines hold, though cool nights can extend finish by 7–10 days.

Containers and media: Autos prefer starting in the final pot to avoid transplant stall. Indoors, 11–19 L (3–5 gal) fabric pots are a sweet spot; outdoors, 25–50 L (7–13 gal) supports XL root mass. Use high-oxygen media: quality soil or soilless blends with 20–30% perlite or pumice, or coco coir buffered with Ca/Mg. Soil pH targets 6.2–6.8; coco/hydro 5.8–6.2.

Lighting and photoperiod: Provide 18/6 to 20/4 light/dark throughout. Many growers report slightly higher biomass with 20/4, sometimes in the 5–10% range, but 18/6 balances efficiency and plant rest. Aim for PPFD 400–600 μmol/m²/s in early veg, 600–800 mid-veg/early flower, and 800–1,000 in peak flower if CO2 is ambient. Daily light integral (DLI) targets of ~30–40 mol/m²/day in veg and ~40–50 in bloom are reliable for dense autos.

Environment and VPD: Day temps of 24–28°C and night 20–24°C keep metabolism brisk without stress. Relative humidity 65–70% in seedling, 55–60% veg, 45–50% early flower, and 40–45% late flower reduces pathogen risk. Vapor pressure deficit (VPD) around 0.8–1.1 kPa in veg and 1.1–1.4 kPa in bloom supports nutrient flow and terpene retention. Good airflow—one oscillating fan per 0.5–1 m²—prevents microclimates.

Nutrition and EC: Autos dislike overfeeding early; start light. In inert media, target EC 0.8–1.2 mS/cm in seedling/early veg, 1.2–1.6 in mid-veg, and 1.6–2.0 in bloom, adjusting by leaf color and runoff readings. Keep Ca and Mg robust in coco and under LEDs; supplement 100–150 ppm Ca and 50–75 ppm Mg if needed. In living soil, top-dress organic amendments at week 3–4 and again at week 6 with bloom-focused inputs.

Irrigation: Water to 10–20% runoff in coco; in soil, water to full saturation and then allow a light-to-moderate dryback. Overwatering early stunts autos; aim for light, frequent irrigation in seedlings and shift to fuller volumes as roots colonize. Maintain solution pH 5.8–6.0 (coco/hydro) and 6.3–6.5 (soil) for best cation uptake. Weighing pots helps standardize timing—target ~50% of saturated weight before the next irrigation in veg.

Training: Low-stress training (LST) is the safest way to expand the canopy. Start gentle bending at nodes 3–5 (~day 14–21) to open the center and flatten the top. Topping can be done once at node 3–4 in fast autos if you have experience, but any delay before preflower risks lost yield; many growers skip topping and simply tie. Defoliation should be strategic and light, removing only leaves that block critical sites or trap moisture.

CO2 and intensity: Supplemental CO2 to 800–1,000 ppm can improve photosynthesis and tolerance of higher PPFD, particularly in sealed rooms. If enriching, lift PPFD to 1,000–1,200 μmol/m²/s in peak bloom and maintain temps near 27–29°C with RH 45–50%. Without enrichment, keep PPFD under ~1,000 to avoid photoinhibition. Monitor leaf temp differential (LTD); 1–2°C above air under LEDs is usually ideal.

Pest and disease management: Maintain clean intakes, quarantine new clones/cuttings, and keep floors and tools sanitized. Scout weekly with yellow/blue sticky cards and 5–10x loupes; early detection is everything. For prevention, rotate biologicals like Bacillus subtilis and Bacillus amyloliquefaciens for foliar pathogen suppression and use beneficial mites where appropriate. Keep leaf surface dry at lights-off to avoid botrytis in dense XL colas.

Outdoors and greenhouse: Plant after last frost with at least 12–14 hours of natural light to avoid stunting. Choose full-sun sites with moving air and well-draining beds or large fabric pots. In greenhouses, roll-up sides or fans are crucial to hold RH below 60% in bloom for dense flowers. Expect 80–200 g/plant with strong sun, good soil volume, and steady irrigation, scaling with pot size and season length.

Harvest timing: Track trichomes with a 30–60x scope. A common target is mostly cloudy with 10–20% amber for a balanced, cheerful effect; more amber leans heavier and more sedative. Pistil color is a rough guide, but trichomes tell the truth—check both upper and mid-canopy sites. Flush strategies vary by medium; in inert media, many growers supply low-EC, balanced solution for the final 5–10 days.

Drying and curing: Hang branches whole at 18–20°C, 50–55% RH, for 10–14 days until small stems snap and big stems bend. Trim gently, jar at ~62% RH, and burp daily for the first week, then every few days for the next two. A 2–4 week cure polishes aroma and flavor; many report terpene integration peaking around week 3. Store in airtight glass, cool and dark, to minimize terpene oxidation.

Yield expectations: Under optimized indoor LEDs with 18–20 hours of light, XL autos commonly reach 450–600 g/m² in multi-plant canopies. Single-plant yields in 11–19 L pots often land between 60–150 g, contingent on training, intensity, and environment. Outdoors, 80–200 g/plant is achievable in 25–50 L pots with full sun and consistent feeding. Remember that even small improvements in light uniformity and environment control can swing yields by 10–25%.

Quality levers: The biggest drivers of top-shelf outcomes are stable VPD, appropriate PPFD/DLI, gentle early nutrition, and slow, cool drying. Many terpene losses occur post-harvest; prioritizing the dry room is as important as adding watts. Keep handling minimal—trichomes are fragile—and consider cold storage for long-term flavor retention. With disciplined execution, Super Boof XL Auto can deliver resin-rich, dessert-leaning flowers in under 12 weeks without sacrificing quality.

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