title: Mass spectral studies of physcion.
mesh_terms: D000880:Anthraquinones / Q000032:analysis*; D055598:Chemical Phenomena; D002621:Chemistry; D006027:Glycosides / Q000032:analysis; D013058:Mass Spectrometry; D010946:Plants, Medicinal / Q000032:analysis*; D012639:Seeds / Q000032:analysis
chemical_list: D000880:Anthraquinones; D006027:Glycosides