(8R,9S,10R,13S,14S,17R)-17-ethynyl-3-isopropoxy-13-methyl-2,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-ol;Norethindrone 3-isopropyldienol Ether;Norgestrel
(8R,9S,10R,13S,14S,17R)-17-ethynyl-3-isopropoxy-13-methyl-2,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-ol;Norethindrone 3-isopropyldienol Ether;Norgestrel