title: THE CONSTITUENTS OF ECBALLIUM ELATERIUM L. XXI. ISOMERISM IN RING A OF THE CUCURBITANES.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D006027:Glycosides; D007536:Isomerism; D010946:Plants, Medicinal; D012106:Research; D014315:Triterpenes
chemical_list: D006027:Glycosides; D014315:Triterpenes; C514277:cucurbitane
keywords: CHEMISTRY; EXPERIMENTAL LAB STUDY; PLANTS, MEDICINAL