1-Piperazineethanol, alpha-(4-bromophenyl)-4-(diphenylmethyl)-, dihydrochloride 156810-05-8 2-(4-Benzhydrylpiperazine-1-yl)-1-(4-bromophenyl)ethanol dihydrochloride alpha-(4-Bromophenyl)-4-(diphenylmethyl)-1-piperazineethanol dihydrochloride