2-[[7-氯-3-(2-氟苯基)-1,2-苯并恶唑-6-基]氧基]乙酸

3-hydroxy-4-prop-2-enylxanthen-9-one

2,2’,4’-三羟基-4-甲氧基二苯甲酮

2-[4-(2,4-dimethoxybenzoyl)phenoxy]acetic acid

2-(2,4-dimethoxyphenyl)-7-methoxychromen-4-one