1,2,3,4-Tetrahydro-1-(p-(isopropylsulfonyl)phenyl)-6,7-dimethoxy-2-methyl-isoquinoline HCl 20884-91-7 ISOQUINOLINE, 1,2,3,4-TETRAHYDRO-1-(p-(ISOPROPYLSULFONYL)PHENYL)-6,7-DIMETHOXY-2 Isoquinoline, 1,2,3,4-tetrahydro-1-(p-(isopropylsulfonyl)phenyl)-6,7-dimethoxy-2-methyl-, hydrochloride