16-Oxa steroids.
D000728:Androgens; D001965:Bromides; D055598:Chemical Phenomena; D002621:Chemistry; D002625:Chemistry, Organic; D055601:Organic Chemistry Phenomena; D010100:Oxygen; D013256:Steroids
D000728:Androgens; D001965:Bromides; D013256:Steroids; D010100:Oxygen