6beta-Hydroxy Norethindrone

6β-Hydroxy Norethindrone, 6beta-Hydroxy Norethindrone, (6β,17α)-6,17-Dihydroxy-19-norpregn-4-en-20-yn-3-one; 6β,17β-Dihydroxy-17α-ethynylestr-4-en-3-one; 6β,17β-Dihydroxy-19-nor-17α-pregn-4-en-20-yn-3-one; 6β-Hydroxynorethindrone; 6β-Hydroxynorethisterone; Norethisterone Impurity H (EP)