title: New A-nor-B-homo-(-)-kauranoids from Leucothoe grayana max.
mesh_terms: D009654:Norsteroids / Q000302:isolation & purification*; D010936:Plant Extracts; D014118:Toxins, Biological / Q000302:isolation & purification*
chemical_list: D009654:Norsteroids; D010936:Plant Extracts; D014118:Toxins, Biological