(17?)-(+/-)-13-Ethyl-17-hydroxy-18,19-dinorpregn-4-en-20-yn-3-one;(+/-)-13-Ethyl-17?-ethynyl-17-hydroxygon-4-en-3-one; (+/-)-Norgestrel; DL-Norgestrel; FH 122A; Methylnorethindrone; Monovar; Neogest; Ovrette; Postinor; Norgestrel
(17?)-(+/-)-13-Ethyl-17-hydroxy-18,19-dinorpregn-4-en-20-yn-3-one;(+/-)-13-Ethyl-17?-ethynyl-17-hydroxygon-4-en-3-one; (+/-)-Norgestrel; DL-Norgestrel; FH 122A; Methylnorethindrone; Monovar; Neogest; Ovrette; Postinor; Norgestrel