63937-54-2 ISOQUINOLINE, 1,2,3,4-TETRAHYDRO-6,7-DIMETHOXY-2-METHYL-1-(alpha-METHYL-4-NITRO) Isoquinoline, 1,2,3,4-tetrahydro-6,7-dimethoxy-2-methyl-1-(alpha-methyl-4-nitro)phenethyl-, hydrogen sulfosalicylate