Synonyms: 1(3H)-Isobenzofuranone,6,7-dimethoxy-3-(5,6,7,8-tetrahydro-6-methyl-1,3-dioxolo[4,5-g]isoquinolin-5-yl)-,[R-(R*,S*)]-; 1b,1'b-Hydrastine (8CI);1,3-Dioxolo[4,5-g]isoquinoline, 1(3H)-isobenzofuranone deriv.; (+)-Hydrastine;(+)-b-Hydrastine; (1S,9R)-(+)-b-Hydrastine; (1S,9R)-b-Hydrastine; Isocoryne;O-Methylcorftaline; O-Methylcorphthaline; d-Hydrastine; d-b-Hydrastine