Synonyms: | 17alpha-ethynyl-19-nortestosterone 17-heptanoate;NORETHISTERONE ENANTHATE;Norethindrone Enanthate;norethisterone enantate;NORETHISTERONE ENANTHATE, 97~102%;NORETHISTERONEOENANTHATE;[(9S,10R,13S,14S,17S)-17-ethynyl-13-methyl-3-oxo-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-yl] heptanoate;Norigest |