1,3,5,6-tetrahydroxyxanthen-9-one

1,3,7-三羟基-9H-氧杂蒽-9-酮

2-(3,4-dimethoxyphenyl)-1-(2,4,6-trihydroxyphenyl)ethanone

3'-O-甲基红车轴草素

1-(3-乙基-2-羟基-4,6-二甲氧基苯基)乙酮