3 5 7 3′ 4′-pentamethoxyflavone July 8, 2019 16 32 64 128 3 5 7 3 4 pentamethoxyflavone 5 7 4’-trimethoxyflavone 3 4 5-trimethoxyphenyl (+)-3 3' 4' 5 7-pentahydroxyflavan 3 5-dimethoxyphenol
