Norgestrel
D-NORGESTREL
D(-)-NORGESTREL
Norgestrel (DL-)
dl-13b-ethyl-17a-ethynyl-17b-hydroxygon-4-en-3-one
dl-13-beta-Ethyl-17-alpha-ethynyl-19-nortestosterone
4-GONEN-13BETA-ETHYL-17ALPHA-ETHYNYL-17BETA-OL-3-ONE
4-PREGNEN-13BETA-ETHYL-18,19-DINOR 17BETA-OL-3-ONE-20-YNE
dl-13-beta-Ethyl-17-alpha-ethynyl-17-beta-hydroxygon-4-en-3-one
13-ethyl-17-hydroxy-19-dinorpregn-4-en-20-yn-3-on(17-alpha)-(+-)-1
(+-)-13-Ethyl-17-hydroxy-18,19-dinor-17alpha-pregn-4-en-20-yn-3-one
(+-)-13-ethyl-17-hydroxy-18,19-dinor-17-alpha-pregn-4-en-20-yn-3-one
18,19-Dinorpregn-4-en-20-yn-3-one, 13-ethyl-17-hydroxy-,(17alpha)-(+-)-
18,19-Dinor-17-alpha-pregn-4-en-20-yn-3-one, 13-ethyl-17-hydroxy-, (+-)-
13-ethyl-17-ethynyl-17-hydroxy-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-3H-cyclopenta[a]phenanthren-3-one (non-preferred name)
(10R,13S,17R)-13-ethyl-17-ethynyl-17-hydroxy-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-3H-cyclopenta[a]phenanthren-3-one (non-preferred name)
(8R,9S,10R,13S,14S)-13-ethyl-17-ethynyl-17-hydroxy-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-3H-cyclopenta[a]phenanthren-3-one (non-preferred name)
(8R,9S,10R,13S,14S,17R)-13-ethyl-17-ethynyl-17-hydroxy-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-3H-cyclopenta[a]phenanthren-3-one (non-preferred name)