Melatonin molecule, sleep hormone. Atoms are represented as spheres with color: carbon (red), oxygen (blue), nitrogen (green). Molecular model. Sheet of paper in a cage. Vector illustration premium vector by avk97.yandex.by

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vector illustration health medicine formula time structure sleep notebook stress education chemical science oxygen sheet study chemistry dietary pharmaceutical drug Anxiety atom atomic rhythm antioxidant carbon biochemistry compound molecule molecular cage supplement disorder nitrogen schematic hydrogen hormone gland wakefulness day night organic chemistry structural formula melatonin organic compound tryptamine pineal gland circadian chemical structure melatonina

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