製品名:Theaflavine-3,3'-digallate
IUPAC Name:(2R,3R)-2-{1-[(2S,3S)-5,7-dihydroxy-3-(3,4,5-trihydroxybenzoyloxy)-3,4-dihydro-2H-1-benzopyran-2-yl]-3,4,6-trihydroxy-5-oxo-5H-benzo[7]annulen-8-yl}-5,7-dihydroxy-3,4-dihydro-2H-1-benzopyran-3-yl 3,4,5-trihydroxybenzoate