Nome Químico: 17-Hydroxy-6-methyl-19-norpregna-4,6-diene-3,20-dione
Sinônimo: Nomegestrol EP Impurity B
Sorrisos: C[C@@]1([C@@]2(O)C(C)=O)[C@](CC2)([H])[C@@](C=C(C)C3=CC4=O)([H])[C@]([C@@]3([H])CC4)([H])CC1
Inchi: InChI=1S/C30H37NO5/c1-18(32)30(36-19(2)33)15-14-27-25-12-8-21-16-23(34)11-13-24(21)28(25)26(17-29(27,30)3)20-6-9-22(10-7-20)31(4,5)35/h6-7,9-10,16,25-27H,8,11-15,17H2,1-5H3/t25-,26+,27-,29-,30-/m0/s1