3-acetylhexane-1,1,2,2-tetracarbonitrile

3-acetyloctane-1,1,2,2-tetracarbonitrile

2-[4-(dimethylamino)phenyl]iminopropanedinitrile

2-(1-aminoethylidene)propanedinitrile

2-[4-(2-benzhydrylidenehydrazinyl)phenyl]ethene-1,1,2-tricarbonitrile