title: [The structures of oxofangchirine and stephenanthrine isolated from Stephania tetrandra S. Moore].
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D007546:Isoquinolines / Q000302:isolation & purification*; D008516:Medicine, Chinese Traditional; D008518:Medicine, East Asian Traditional; D010616:Phenanthrenes / Q000302:isolation & purification*; D010946:Plants, Medicinal / Q000032:analysis*
chemical_list: D007546:Isoquinolines; D010616:Phenanthrenes; C049410:oxofangchirine; C049411:stephenanthrine