( -)-Noscapine ( -)-alpha-Narcotine 1(3H)-Isobenzofuranone, 6,7-dimethoxy-3-((5R)-5,6,7,8-tetrahydro-4-methoxy-6-methyl-1,3-dioxolo(4,5-g)isoquinolin-5-yl)-, (3S)-rel- 1(3H)-Isobenzofuranone, 6,7-dimethoxy-3-(5,6,7,8-tetrahydro-4-methoxy-6-methyl-1,3-dioxolo(4,5-g)isoquinolin-5-yl)-, (R*,S*)- 1(3H)-Isobenzofuranone, 6,7-dimethoxy-3-(5,6,7,8-tetrahydro-4-methoxy-6-methyl-1,3-dioxolo(4,5-g)isoquinolin-5-yl)-, (R*,S*)-( -)- 6035-40-1 Gnoscopine NARCOTINE NSC 96350 NSC-5366 Narcotine, (+-)- Noscapine dl-form dl-Narcotine