英文同义词: | 6-α-Hydroxy Ethinylestradiol;(6α,17α)-19-Norpregna-1,3,5(10)-trien-20-yne-3,6,17-triol;19-Nor-17α-pregna-1,3,5(10)-trien-20-yne-3,6α,17-triol;6α-Hydroxy-17α-ethynylestradiol;Ethynylestradiol IMpurity E (6-alpha-Hydroxy Ethynylestradiol);6α-Hydroxy Ethynyl Estradiol;Ethynylestradiol Impurity E;Ethinylestradiol EP Impurity E |