(17alpha)-17-((1-Oxoheptyl)oxy)-19-norpregn-4-en-20-yn-3-one 17-alpha-Ethinyl-19-nortestosterone enanthate 17-alpha-Ethynyl-17-beta-heptanoyloxy-4-estren-3-one 17-beta-Heptanoyloxy-17-alpha-ethynyl-4-oestren-3-one 17alpha-Ethinyl-19-nortestosterone enanthate 17alpha-Ethynyl-17beta-heptanoyloxy-4-estren-3-one 17alpha-Ethynyl-19-nortestosterone 17-heptanoate 17alpha-Ethynyl-19-nortestosterone enanthate 19-Nor-17-alpha-pregnen-20-ynone, 17-beta-heptanoyloxy- 19-Nor-17alpha-pregn-4-en-20-yn-3-one, 17-hydroxy-, heptanate 19-Nor-17alpha-pregn-4-en-20-yn-3-one, 17-hydroxy-, heptanoate (8CI) 19-Norpregn-4-en-20-yn-3-one, 17-((1-oxoheptyl)oxy)-, (17alpha)- (9CI) 19-nor-17alpha-Pregnen-20-ynone, 17beta-heptanoyloxy- 3-oxo-19-nor-17alpha-pregn-4-en-20-in-17-yl-heptanot 3836-23-5 4-08-00-01222 (Beilstein Handbook Reference) BRN 3176529 CCRIS 6526 EINECS 223-326-7 LG 202 NE NEE NORETHINDRONE ENANTHATE NSC 9564 Norethisterone enantate Norethisterone enanthate Norethisterone oenanthate Norigest Noristerat Norlutin enanthate SH 393 Sovel