title: [Elucidation of the structures of humantenine and humantenirine].
mesh_terms: D000470:Alkaloids; D055598:Chemical Phenomena; D002621:Chemistry; D002681:China; D010946:Plants, Medicinal / Q000032:analysis*
chemical_list: D000470:Alkaloids; C045386:humantenine; C045385:humantenirine