Synonyms: (1R,3R)-7-[2-(Hydroxymethyl)-4,5-dimethoxy-1-naphthyl]-1,3-dimethyl-1,2,3,4-tetrahydroisoquinolin-8-ol;8-Isoquinolinol, 1,2,3,4-tetrahydro-7-(2-(hydroxymethyl)-4,5-dimethoxy-1-naphthalenyl)-1,3-dimethyl-, (1R,3R,7R)-;8-isoquinolinol, 1,2,3,4-tetrahydro-7-[2-(hydroxymethyl)-4,5-dimethoxy-1-naphthalenyl]-1,3-dimethyl-, (1R,3R)-;rel-(1R,3R)-7-[2-(hydroxymethyl)-4,5-dimethoxy-1-naphthyl]-1,3-dimethyl-1,2,3,4-tetrahydroisoquinolin-8-ol