N,N'-(1,5-NAPHTHALENEDIYL)BIS(O-(CARBAMOYL)CYCLOHEXANONE OXIME)

N,N'-(4-METHYL-1,3-PHENYLENE)BIS(1-CARBAMOYL-2-METHYLPIPERIDINE)

N,N′-(Ethane-1,2-diyl)bis(N-methylformamide)

N,N'-BIS-(2-(PHENYL-HYDRAZONO)-ETHYLIDENE)-BENZENE-1,4-DIAMINE

N,N'-BIS-(2-MORPHOLINOETHYL)-DITHIOOXAMIDE

N,N'-BIS-(3-IODO-BENZYLIDENE)-BENZENE-1,4-DIAMINE

N,N'-BIS-(4-AMINO-2-CHLORO-PHENYL)-ISOPHTHALAMIDE

N,N'-BIS-(4-ETHOXY-PHENYL)-DIAZENE N-OXIDE

N,N'-BIS-(4-METHYL-3-NITRO-BENZYL)-ISOPHTHALAMIDE

N,N'-BIS-TRITYL-PROPANE-1,3-DIAMINE

N,N'-BIS(2-ETHOXYETHOXYCARBONYL)-4-METHYL-1,3-PHENYLENEDIAMINE

N,N'-BIS(2-METHYLCYCLOHEXYLOXYCARBONYL)-4-METHYL-1,3-PHENYLENEDIAMINE

N,N'-BIS(3-NITROPHENYL)TEREPHTHALAMIDE

N,N'-BIS(4-CHLORO-3-NITROPHENYL)OXAMIDE

N,N′-Bis(4-iodophenyl)thiourea