5,7-Dihydroxy-1-(3,4,5-trimethoxybenzyl)-1,2,3,4-tetrahydroisoquinoline 5,7-Isoquinolinediol, 1,2,3,4-tetrahydro-1-((3,4,5-trimethoxyphenyl)methyl)-, (+-)- 67950-89-4