1-(2-(3,4-Dimethoxyphenyl)-1-(4-tolyl)ethyl)-4-(2-hydroxyethyl)piperazine dihydrochloride 1-Piperazineethanol, 4-(2-(3,4-dimethoxyphenyl)-1-(4-methylphenyl)ethyl)-, dihydrochloride 4-(2-(3,4-Dimethoxyphenyl)-1-(4-methylphenyl)ethyl)-1-piperazineethanol dihydrochloride 87203-81-4