(-)-Ancistrocladine 32221-59-3 5-(4,5-Dimethoxy-2-methyl-1-naphthalenyl)-1,2,3,4-tetrahydro-8-methoxy-1,3-dimethyl-6-isoquinolinol 6-Isoquinolinol, 5-(4,5-dimethoxy-2-methyl-1-naphthalenyl)-1,2,3,4-tetrahydro-8-methoxy-1,3-dimethyl-, stereoisomer Ancistrocladine