QE202512

半水合雌二醇EP杂质B；炔雌醇EP杂质L；雌三醇EP杂质J

Estradiol Hemihydrate EP Impurity B;Ethinylestradiol EP Impurity L;Estriol EP Impurity J

别名：(8R,9S,13S,14S,17R)-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthrene-3,17-diol