(17-alpha)-17-(Acetyloxy)-19-norpregn-4-en-20-yn-3-one (17-alpha)-Norethindrone acetate 17-Acetoxy-19-nor-17-alpha-pregn-4-en-20-yn-3-one 17-Acetoxy-19-nor-17alpha-pregn-4-en-20-yn-3-one 17-Acetyloxy(17-alpha)-19-norpregn-4-estren-17-beta-ol-acetate-3-one 17-Hydroxy-19-nor-17-alpha-pregn-4-en-20-yn-3-one acetate 17-Hydroxy-19-nor-17alpha-pregn-4-en-20-yn-3-one acetate 17-alpha-Ethinyl-19-nortestosterone acetate 17-alpha-Ethinyl-19-nortestosterone-17-beta-acetate 17-alpha-Ethynyl-17-beta-acetoxy-19-norandrost-4-en-3-one 17-alpha-Ethynyl-17-hydroxyestr-4-en-3-one acetate 17-alpha-Ethynyl-19-nortestosterone acetate 17A-(ACETYLOXY)-19-NORPREGN-4-EN-20-YN-3-ONE 17alpha-Ethinyl-19-nortestosterone 17beta-acetate 17alpha-Ethinyl-19-nortestosterone-17beta-acetate 17alpha-Ethynyl-17-hydroxyestr-4-en-3-one acetate 17alpha-Ethynyl-17beta-acetoxy-19-norandrost-4-en-3-one 17alpha-Ethynyl-19-nortestosterone acetate 17beta-Acetoxy-19-nor-17alpha-pregn-4-en-20-yn-3-one 17beta-Hydroxy-19-nor-17alpha-pregn-4-en-20-yn-3-one acetate 19-Nor-17-alpha-pregn-4-en-20-yn-3-one, 17-acetoxy- 19-Nor-17alpha-pregn-4-en-20-yn-3-one, 17-hydroxy-, acetate (8CI) 19-Norethindrone acetate 19-Norethisterone acetate 19-Norethynyltestosterone acetate 19-Norpregn-4-en-20-yn-3-one, 17-(acetyloxy)-, (17alpha) 19-nor-17alpha-Pregn-4-en-20-yn-3-one, 17-acetoxy- 4-08-00-01221 (Beilstein Handbook Reference) 51-98-9 Activella Aygestin BRN 2064104 CCRIS 485 Combipatch EINECS 200-132-0 ENTA Estr-4-en-3-one, 17alpha-ethynyl-17-hydroxy-, acetate Ethinyl-nortestosterone acetate Gestakadin Loestrin Milli-Anovlar Milligynon Miniphase Monogest NSC 22844 Norethindrone 17-acetate Norethindrone acetate Norethisteron acetate Norethisterone acetate Norethynyltestosterone acetate Norethysterone acetate Norlestrin Norlutate Norlutin A Norlutin acetate Norlutine acetate Orlutate Primolut-Nor Progylut SH pdb file: 148635.pdbsdf file: 148635.sdfdirectory: 148635