N,N'-BIS-(4-CHLORO-2,5-DIMETHOXY-PHENYL)-TEREPHTHALAMIDE

N,N'-BIS-(4-NITRO-BENZYLIDENE)-ETHANE-1,2-DIAMINE

N,N'-BIS-(2-ETHYL-6-METHYL-PHENYL)-ISOPHTHALAMIDE

N,N'-BIS(2,3-XYLYL)ISOPHTHALAMIDE

N,N'-BIS(2,5-DIMETHYLPHENYL)-1,4-DIAZABUTADIENE

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

N,N'-BIS(4-ANILINOPHENYL)-1,4-DIAZABUTADIENE

N,N'-BIS(2-ETHYLPHENYL)ISOPHTHALAMIDE

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

N,N'-BIS(4-FLUOROBENZYLIDENE)-1,4-PHENYLENEDIAMINE

N,N'-BIS(4-METHYLBENZYLIDENE)ETHYLENEDIAMINE

N,N'-BIS(9-ANTHRACENYLMETHYLENE)-1,4-PHENYLENEDIAMINE

N,N'-BIS(CARBOBENZYLOXY)-L-LYSYL-L-VALINAMIDE

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

N,N'-DI-SEC-BUTYL-N,N'-DI((3-TRIFLUOROMETHYL-PH)-CARBAMOYL)-1,4-PHENYLENEDIAMINE