1,2,3,4-Tetrahydro-6,7-dimethoxy-2-isoamylisoquinoline hydrochloride 1,2,3,4-Tetrahydro-6,7-dimethoxy-2-isopentylisoquinoline hydrochloride Isoquinoline, 1,2,3,4-tetrahydro-6,7-dimethoxy-2-isopentyl-, hydrochloride NX5018300