(2,3,8,9-tetramethoxy-11H-dibenzo[4,3-a:4',3'-e][7]annulen-5-yl) acetate

(3,4-二甲氧基苯基)(4-氟苯基)甲酮

3,4-dimethoxybenzenesulfonic acid

3-chloro-1-(4-hydroxy-3-methoxyphenyl)propan-1-one

2-(3,4-dimethoxybenzoyl)-4,5-dimethoxybenzoic acid