title: Isolation and structure of eucosterol and 16beta-hydroxyeucosterol, two novel spirocyclic nortriterpenes, and of a new 24-nor-5alpha-chola-8, 16-diene-23-oic acid from bulbs of several Eucomis species.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D010840:Phytosterols / Q000302:isolation & purification*; D010944:Plants / Q000032:analysis
chemical_list: D010840:Phytosterols