1,2,3,4-Tetrahydro-1-methyl-3-(4-methylphenyl)-6,7-isoquinolinediol hydrobromide 6,7-Dihydroxy-1-methyl-3-(4-tolyl)-1,2,3,4-tetrahydroisoquinoline hydrobromide 6,7-Isoquinolinediol, 1,2,3,4-tetrahydro-1-methyl-3-(4-methylphenyl)-, hydrobromide 87203-97-2