1-Piperazineethanol, alpha-(4-chlorophenyl)-4-(diphenylmethyl)-, dihydrochloride 156810-01-4 2-(4-Benzhydrylpiperazine-1-yl)-1-(4-chlorophenyl)ethanol dihydrochloride alpha-(4-Chlorophenyl)-4-(diphenylmethyl)-1-piperazineethanol dihydrochloride