N-(p-Methoxy-phenyl)-N-(p-chlorbenzoyl)-glycin 、
γ-(p-Anisidino)-buttersaeuremethylester 以produces methyl N-[N-(p-chlorobenzoyl)-2-(p-anisidino)acetyl]-4-(p-anisidino)butyrate (oil), saponification of which and processing of the reaction product的产率得到methyl N-[N-(p-chlorobenzoyl)-2-(p-anisidino)acetyl]-4-(p-anisidino)butyrate