N,N'-DI-O-TOLYL-TEREPHTHALAMIDE

N,N'-DI(TRITYL)-2-BUTENE-1,4-DIAMIDE

N,N'-DIBENZYLIDENE-1,4-PHENYLENEDIAMINE

N,N'-DICYCLOHEXYLIDENESULFAMIDE

N,N'-DIETHYL-N,N'-DI(O-TOLYL)OXAMIDE

N,N'-DIISOPROPYLHYDRAZINE MONOHYDROCHLORIDE

N,N'-TEREPHTHALYLIDENEBIS(4-ANILINOANILINE)

N,N'-TEREPHTHALYLIDENEDIANILINE

N,N-Bis[2-(4-pyridinyl)ethyl]hydroxylamine

N,N-BIS(2-CHLOROETHYL)-3-METHYL-4-NITROSOANILINE

N,2-DIPHENYLGLYCINONITRILE

N,4-Dimethyl-N-tetradecylbenzenesulfonamide

N,N′-(1,2-Phenylene)dimethanesulfonamide

N,N'-(1,4-PHENYLENEDIMETHYLENE)BIS(3-(TRIFLUOROMETHYL)ANILINE)

N,N'-(1,4-PHENYLENEDIMETHYLIDYNE)BIS(2-HYDROXY-4-METHYLANILINE)