1-(3,4-Dimethylphenyl)-4-((3,4,5-trimethoxyphenyl)methyl)piperazine monohydrochloride 80305-27-7 N-(3,4,5-Trimethoxybenzyl)-N'-(3,4-dimethylphenyl)piperazine hydrochloride Piperazine, 1-(3,4-dimethylphenyl)-4-((3,4,5-trimethoxyphenyl)methyl)-, monohydrochloride