1,2,3,4-Tetrahydro-8-(3-methoxyphenyl)-2-methylisoquinoline hydrochloride 1,2,3,4-Tetrahydro-8-(m-methoxyphenyl)-2-methylisoquinoline hydrochloride 74192-77-1 ISOQUINOLINE, 1,2,3,4-TETRAHYDRO-8-(m-METHOXYPHENYL)-2-METHYL-, HYDROCHLORIDE