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4'-O-?????

4'-O-????? ??? ???

???(??):: 4'-O-Methylcatechin;(2R,3S)-3,4-Dihydro-2-(3-hydroxy-4-Methoxyphenyl)-2H-1-benzopyran-3,5,7-triol;(2R-trans)-3,4-Dihydro-2-(3-hydroxy-4-Methoxyphenyl)-2H-1-benzopyran-3,5,7-triol;2H-1-Benzopyran-3,5,7-triol, 3,4-dihydro-2-(3-hydroxy-4-methoxyphenyl)-, (2R,3S)-

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4'-O-????? ??

A metabolite of (+)-Catechin, a major polyphenol in many fruits and vegetables.

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