(8R,9S,13S,14S,15R,16R,17R)-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthrene-3,15,16,17-tetraol; (15?,16?,17?)-Estra-1,3,5(10)-triene-3,15,16,17-tetrol; Estra-1,3,5(10)-triene-3,15?,16?,17?-tetrol; 15?-Hydroxyestriol; 3,15?,16?,17?-Tetrahydroxyestra-1,3,5(10)-triene
