Synonyms: 5a-Lanosta-8,24-dien-21-oic acid, 3b-hydroxy- (6CI);Lanosta-8,24-dien-21-oic acid, 3b-hydroxy- (7CI,8CI); (+)-Trametenolic acid B; 3b-Hydroxy-5a-lanosta-8,24-dien-21-oic acid; 3b-Hydroxylanosta-8,24-dien-21-acid; 3b-Hydroxylanosta-8,24-dien-21-oicacid; Trametenolic acid; Trametenolic acid B