2-Acetamido-N-(3-carbomethoxypropyl)-4,5-dichloroaniline 68921-70-0 Butanoic acid, 4-((2-(acetylamino)-4,5-dichlorophenyl)amino)-, methyl ester EINECS 272-953-2 Methyl 4-((2-(acetylamino)-4,5-dichlorophenyl)amino)butyrate