17-Acetoxy-6.alpha.-(trifluoromethyl)progesterone 17-Hydroxy-6.alpha.-(trifluoromethyl)progesterone acetate 6.alpha.-(Trifluoromethyl)-17-hydroxyprogesterone acetate 6.alpha.-(Trifluoromethyl)-17.alpha.-acetoxyprogesterone 987-18-8 Demigran Demigrana Flumedroxone acetate Leomigran NSC52412 Pregn-4-ene-3,20-dione, 17-(acetyloxy)-6-(trifluoromethyl)-, (6.alpha.)- Pregn-4-ene-3,20-dione, 17-hydroxy-6.alpha.-(trifluoromethyl)-, acetate WG 537 WG-537