11-ent-Mifepristone

NA

(8S,11S,13S,14S,17S)-11-(4-(Dimethylamino)phenyl)-17-hydroxy-13-methyl-17-(prop-1-yn-1-yl)-1,2,6,7,8,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one; 11-α isomer of Mifepristone; (11α,17β)-11-[4-(Dimethylamino)phenyl]-17-hydroxy-17-(1-propyn-1-yl)estra-4,9-dien-3-one; 11-alpha isomer of Mifepristone; Mifepristone 11-epimer; 11α-[4-(Dimethylamino)phenyl]-17β-hydroxy-17α-(prop-1-yn-1-yl)estra-4,9-dien-3-one (As per USP Commenting Opening 50(3));