1-Methyl-4-(o-methyl-alpha-phenylbenzyl)piperazine dihydrochloride 24342-56-1 Methylcyclizine hydrochloride Methylycaconitine Piperazine, 1-methyl-4-((2-methylphenyl)phenylmethyl)-, dihydrochloride (9CI) Piperazine, 1-methyl-4-(alpha-o-tolylbenzyl)-, dihydrochloride Piperazine, 1-methyl-4-(o-methyl-alpha-phenylbenzyl)-, dihydrochloride ortho-Methylcyclizine dihydrochloride