1-Methyl-4-(3-(2-chlorothioxanth-9-ylidene)propyl)piperazine dihydrochloride 1167-95-9 N 745 Piperazine, 1-methyl-4-(3-(2-chlorothioxanth-9-ylidene)propyl)-, dihydrochloride Thioxanthene, 2-chloro-9-(3-(4-methylpiperazinyl)propylidene)-, dihydrochloride