5-((2R,3R)-5,7-bis(benzyloxy)-3-hydroxychroman-2-yl)benzene-1,2,3-triyl tris(2,2-dimethylpropanoate)

alhacin

硫酚

(-)-表没食子儿茶素没食子酸酯

(+)-catechin (4α-8)-(-)-epigallocatechin