3,5-Dihydroxy-7-methoxy-3',4'-diphenylmethylendioxy-flavon

2-(3,4-dihydroxyphenyl)-5-hydroxy-7-methoxy-3-[(2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxychromen-4-one

3',4',5-trihydroxy-3,7-dimethoxyflavone

原儿茶酸

3,4-Dibenzoyloxybenzoylchlorid