1,2,3,4-Tetrahydro-3-methyl-8-phenylisoquinoline hydrochloride 3-Methyl-8-phenyl-1,2,3,4-tetrahydroisoquinoline hydrochloride 69381-58-4 ISOQUINOLINE, 1,2,3,4-TETRAHYDRO-3-METHYL-8-PHENYL-, HYDROCHLORIDE