3-(4-methoxyphenyl)cyclobutane-1,1,2,2-tetracarbonitrile

1-(2-methylcycloprop-2-en-1-yl)ethane-1,1,2,2-tetracarbonitrile

2-(N,4-dimethylanilino)ethene-1,1,2-tricarbonitrile

2-(3-methylindol-1-yl)ethene-1,1,2-tricarbonitrile

4,5-diphenylcyclohex-4-ene-1,1,2,2-tetracarbonitrile