2,3,7-trimethoxyxanthen-9-one

(2,5-dimethoxyphenyl)-(2-hydroxy-4,5-dimethoxyphenyl)methanone

2,6-二羟基黄酮

2,5-二甲氧基苯甲酰胺

1-(5-methoxy-1-benzofuran-3-yl)propan-2-one