英文别名:
17-Desethynyl 17-DibroMoMethylaceto-norethindrone Acetate;17-DibroMoMethylaceto-19-Nnorpregn-4-ene-3,20-dione;Norethindrone Acetate Impurity 13;Norethisterone acetate impurity 6;19-Norpregn-4-ene-3,20-dione, 17-(acetyloxy)-21,21-dibromo-, (17α)- (9CI)