caffeine chemical formula
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caffeine chemical formula |
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| navigate by keyword : alkaloid atoms background biochemistry biology caffeine carbon chain chemical chemistry chocolate coffee dependence drinks energy formula icon isolated methylxanthine molecular molecule nervous psychoactive science scientific soft stimulant structure system tea vector wakefulness white |
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| Caffeine chemical formula on white background |
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Stockphotos.ro (c) 2026. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
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