1-Piperazineethanol, 4-(diphenylmethyl)-alpha-(4-hydroxyphenyl)-, monohydrochloride 2-(4-Diphenylmethylpiperazinyl)-1-(4-hydroxyphenyl)ethanol monohydrochloride 4-(Diphenylmethyl)-alpha-(4-hydroxyphenyl)-1-piperazineethanol monohydrochloride 87429-91-2