1-(4-Methylphenyl)-4-((3,4,5-trimethoxyphenyl)methyl)piperazine monohydrochloride 80305-25-5 N-(3,4,5-Trimethoxybenzyl)-N'-(4-methylphenyl)piperazine hydrochloride Piperazine, 1-(4-methylphenyl)-4-((3,4,5-trimethoxyphenyl)methyl)-, monohydrochloride