1-(Cyclopropylmethyl)-4-(diphenylmethyl)piperazine dihydrochloride 1-Benzhydryl-4-cyclopropylmethyl-piperazine dihydrochloride 113913-37-4 Piperazine, 1-(cyclopropylmethyl)-4-(diphenylmethyl)-, dihydrochloride