7356-73-2 Isoquinoline, 6-ethoxy-1,2,3,4-tetrahydro-7-methoxy-2-methyl-, hydrochloride Isoquinoline, N-methyl-6-ethoxy-7-methoxy-1,2,3,4-tetrahydro-, hydrochloride N-Methyl-6-ethoxy-7-methoxy-1,2,3,4-tetrahydroisoquinoline hydrochloride NSC33641 WLN: T66 CNT&J C1 HO2 IO1 &GH