1-Methyl-4-(4-(2-(2-phenylethenyl)phenoxy)butyl)piperazine dihydrochloride 2-(4-(4-Methyl-1-piperazinyl)butoxy)stilbene dihydrochloride 72468-85-0 Piperazine, 1-methyl-4-(4-(2-(2-phenylethenyl)phenoxy)butyl)-, dihydrochloride