1-Methyl-4-(3-thioxanthen-9-ylpropyl)piperazine dihydrochloride 63869-84-1 N 711 Piperazine, 1-methyl-4-(3-thioxanthen-9-ylpropyl)-, dihydrochloride Thioxanthene, 9-(3-(4-methylpiperazinyl)propyl)-, dihydrochloride