Estriol - Estra-1,3,5(10)-triene-3,16a,17beta-triol ; (16a,17beta)-Estra-1,3,5[10]-triene-3,16,17-triol;
Estriol EP Impurity A - estra-1,3,5(10),9(11)-tetraene-3,16α,17β-triol(9,11-didehydroestriol) ; Estra-1,3,5(10),9(11)-tetraene-3,16α,17β-triol; Estriol Related Compound A (USP);
Estriol EP Impurity D - estra-1,3,5(10)-triene-3,17beta-diol; Estradiol ;
Estriol EP Impurity E - 17-epi-Estriol ; estra-1,3,5(10)-triene-3,16α,17α-triol (17-epi-estriol) ; (16α,17α)-Estra-1,3,5(10)-triene-3,16,17-triol; 16α,17α-Estriol; 16α-Hydroxy-17α-estradiol; 17α-Estriol; Estra-1,3,5(10)-triene-3,16a,17a-triol; 17-Epiestriol;
Estriol EP Impurity F - estra-1,3,5(10)-triene-3,16β,17β-triol (16-epi-estriol) ; (16beta,17beta)-Estra-1,3,5(10)-triene-3,16,17-triol; 16β-Hydroxyestradiol;(8R,9S,13S,14S,16S,17R)-13-Methyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthrene-3,16,17-triol;