(16?)-3,16-Dihydroxyestra-1,3,5(10)-trien-17-one; 3,16?-Dihydroxy-1,3,5(10)-estratrien-17-one; Estra-1,3,5(10)-triene-3,16?-diol-17-one; Estriol EP Impurity H;16?-Hydroxy Estrone
(16?)-3,16-Dihydroxyestra-1,3,5(10)-trien-17-one; 3,16?-Dihydroxy-1,3,5(10)-estratrien-17-one; Estra-1,3,5(10)-triene-3,16?-diol-17-one; Estriol EP Impurity H;16?-Hydroxy Estrone