Synonyms: 13a,14b-Androsta-1,5-diene-3,7-dione, 14,15b-epoxy-17a-(3-furyl)-6,11a-dihydroxy-4,4,8-trimethyl-,11-acetate (7CI); 24-Nor-13a,14b,17a-chola-1,5,20,22-tetraene-3,7-dione, 14,15b:21,23-diepoxy-6,11a-dihydroxy-4,4,8-trimethyl-,11-acetate (8CI); Anthothecol; NSC 302036