1-(2-Hydroxy-3-(4-phenyl-1-piperazinyl)propyl)pyrrolidine dihydrochloride 1-Piperazineethanol, 4-phenyl-alpha-(1-pyrrolidinyl)methyl)-, dihydrochloride 198767-56-5 4-Phenyl-alpha-(1-pyrrolidinyl)methyl-1-piperazineethanol dihydrochloride