| 英文同义词: | Estrone 17-Ethylene Ketal;Estrone Impurity 25;17 ketoestrone control;Estra-1,3,5(10)-trien-17-one, 3-hydroxy-, cyclic 1,2-ethanediyl acetal;Pirtobrutinib Impurity 4;Estradiol Impurity 24;13-methyl-6,7,8,9,11,12,13,14,15,16-decahydrospiro[cyclopenta[a]phenanthrene-17,2'-[1,3]dioxolan]-3-ol;13-methyl-6,7,8,9,11,12,13,14,15,16-decahydrospiro[cyclopenta[a]phenanthrene-17,2'-[1,3]dioxolan]-3-ol |