1-(4-Nitrophenyl)propyl-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinoline hydrobromide 63937-59-7 ISOQUINOLINE, 1,2,3,4-TETRAHYDRO-6,7-DIMETHOXY-2-METHYL-1-(4-NITROPHENETHYL)METH Isoquinoline, 1,2,3,4-tetrahydro-6,7-dimethoxy-2-methyl-1-(4-nitrophenethyl)methyl-, hydrobromide