title: Tubeimoside I, a new cyclic bisdesmoside from Chinese cucurbitaceous folk medicine "tu bei mu", a tuber of Bolbostemma paniculatum.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D008516:Medicine, Chinese Traditional; D008518:Medicine, East Asian Traditional; D010946:Plants, Medicinal / Q000032:analysis*; D012503:Saponins / Q000032:analysis*; D014315:Triterpenes
chemical_list: D012503:Saponins; D014315:Triterpenes; C051084:tubeimoside I