caffeine alkaloid molecule structural chemical formula and model |
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| navigate by keyword : adenosine alkaloid atom atomic caffeinated caffeine carbon chemical chemistry coffee cola compound decaffeinated dependence education formula guarana guaranine hydrogen illustration intoxication kola methyltheobromine model molecular molecule oxygen schematic science stimulant structural structure study tea vector xanthine |
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| Caffeine alkaloid molecule. Structural chemical formula and molecule model. Vector illustration |
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