(10R,15S)-4,5-Dihydroxy-15-methyltetracyclo[8.7.0.0^{2,7}.0^{11,15}]heptadeca-2,4,6-trien-14-one

1,3,5[10]-estratriene-2,3-diol-17-one ; 2,3-dihydroxy-1,3,5[10]-estratrien-17-one ; 2,3-dihydroxy-1(10),2,4-estratriene-17-one ; 1,3,5(10)-estratrien-2,3-diol-17-one ; 2,3-dihydroxy-1(10),2,4-est ; 2-hydroxyestrone ; 2,3-dihydroxy-estra-1,3,5(10)-trien-17-one ; catecholestrone ; 1,3,5(10)estatrien-2,3-diol-17-one