(3,4-dimethoxy-phenyl)-acetic acid-(3,4-dimethoxy-phenacylamide)

3,4-bis(3,4-dimethoxyphenyl)-1H-pyrrole-2,5-dicarboxylic acid

(3,4-二甲氧基苯基)丙酮酸

2-amino-1-(3,4-dimethoxyphenyl)ethanone hydrobromic acid

3,4-二甲氧基苯乙酸