1-(1-Cyanocyclohexyl)piperidine hydrochloride 1-Piperidinocyclohexanecarbonitrile hydrochloride 1934-67-4 Cyclohexanecarbonitrile, 1-(1-piperidinyl)-, hydrochloride Cyclohexanecarbonitrile, 1-piperidino-, hydrochloride