title: Biological and phytochemical evaluation of plants. XI. Isolation of aspidospermine, quebrachidine, rhazinilam, (-)-pyrifolidine, and akuammidine from Aspidosperma quebracho-blanco (Apocynaceae).
mesh_terms: D000470:Alkaloids / Q000302:isolation & purification*; D002855:Chromatography, Thin Layer; D003460:Crystallization; D013058:Mass Spectrometry; D010936:Plant Extracts / Q000032:analysis; D010946:Plants, Medicinal / Q000032:analysis*
chemical_list: D000470:Alkaloids; D010936:Plant Extracts