2(1H)-Isoquinolinepropanol, alpha-(3,4-dimethylphenyl)-3,4-dihydro-6,7-dimethoxy-1-methyl-beta-(2-methylpropyl)-, acetate (ester), hydrochloride 38085-19-7 Ro 03-4661 alpha(1-(3,4-Dihydro-6,7-dimethoxy-1-methyl-2-(lH)-isoquinolyl)-methyl)-3'-methyl butyl-3,4-dimethyl benzyl acetate