1-(2,4-dimethoxyphenyl)-2,5-dimethyl-1H-pyrrole

1,3-dimethyl-2-(2,4-dimethoxyphenylimino)imidazolidine

1-(2,4-dimethoxyphenyl)-1,2-hydrazinedicarboxylic acid bis(2,2,2-trichloroethyl) ester

2,4-二甲氧基苯甲腈

1,3-二甲氧基苯