4,4'-bis-(aziridine-1-carbonylamino)-3,3'-dimethoxy-biphenyl
N,N'-(3,3'-dimethoxy-biphenyl-4,4'-diyl)-bis-acetamide
N,N'-(3,3'-dimethoxy-biphenyl-4,4'-diyl)-bis-carbamic acid bis-[4-(3,4-dichloro-phenylcarbamoyloxy)-butyl ester]
N,N'-(3,3'-dimethoxy-biphenyl-4,4'-diyl)-bis-carbamic acid diphenyl ester