6-acetyl-7-hydroxy-2-methyl-3,4-dihydro-2H-1-benzopyran

1-(3-but-3-en-2-yl-2,4-dihydroxyphenyl)ethanone

黄酮地洛

3'-chloro-2',4'-dihydroxyacetophenone

1-(5-氯-2,4-二羟基苯基)乙酮