63938-05-6 ISOQUINOLINE, 1,2,3,4-TETRAHYDRO-1-(beta-ACETOXY-4-CHLORO)PHENETHYL-6,7-DIMETHOX Isoquinoline, 1,2,3,4-tetrahydro-1-(beta-acetoxy-4-chloro)phenethyl-6,7-dimethoxy-2-methyl-, hydrochloride