1,3,4-Trimethyl-2-(3,4,5-trimethoxybenzyl)-1,2,5,6-tetrahydropyridine hydrochloride 57330-91-3 Pyridine, 1,2,5,6-tetrahydro-2-((3,4,5-trimethoxyphenyl)methyl)-1,3,4-trimethyl-, hydrochloride