title: [Steroidal sapogenins from mildewed Dioscorea collettii Hook. f].
mesh_terms: D010946:Plants, Medicinal / Q000032:analysis*; D012502:Sapogenins / Q000302:isolation & purification*; D013150:Spirostans / Q000302:isolation & purification*
chemical_list: D012502:Sapogenins; D013150:Spirostans; C046296:sarsasapogenone; C046297:sarsasapogenin