The invention relates to 17-hydroxy-17-pentafluoroethylestra-4,9(10)-diene 11-benzylidene derivatives of the formula I, in which Y and X are each as defined in the claims and the description,
to a process for preparation thereof and to the use thereof as medicaments.
该发明涉及式I的17-羟基-17-五
氟乙基雌二烯-4,9(10)-二烯-11-苄亚甲基衍
生物,其中Y和X分别如权利要求和说明书中定义的,以及其制备方法和用作药物的用途。