title: Barbourgenin, a new steroidal sapogenin from Agave sisalana leaves.
mesh_terms: D009682:Magnetic Resonance Spectroscopy; D010936:Plant Extracts / Q000032:analysis; D010946:Plants, Medicinal / Q000032:analysis*; D012502:Sapogenins / Q000032:analysis / Q000302:isolation & purification*; D013150:Spirostans / Q000032:analysis / Q000302:isolation & purification*
chemical_list: D010936:Plant Extracts; D012502:Sapogenins; D013150:Spirostans; C050249:barbourgenin