Synonyms: 2-HYDROXY-17BETA-ESTRADIOL-1,4,16,16,17-D5;(17b)-Estra-1,3,5(10)-triene-2,3,17-triol-d5;2-Hydroxy-17b-estradiol-1,4,16,16,17-d5;2-Hydroxyestradiol-1,4,16,16,17-d5;Estra-1,3,5(10)-triene-2,3,17b-triol-d5;NSC 61711-d5;2-Hydroxy-17β-estradiol-1,4,16,16,17-D5;(17)-Estra-1,3,5(10)-triene-2,3,17-triol-d5