4-(1,3-dithiolan-2-yl)benzaldehyde

4-[(4-oxothiochromen-3-yl)methyl]benzonitrile

4-(azidomethyl)benzonitrile

4-(diethylaminomethyl)benzonitrile

4-(3H-imidazo[4,5-c]pyridin-2-yl)benzonitrile