Ulipristal Impurity 4

Chemical Name: (8S,13S,14S,17R)-17-acetyl-11-(4-(dimethylamino)phenyl)-13-methyl-3-oxo-2,3,4,6,7,8,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl acetate

Smile: C[C@@]1([C@]2(C(C)=O)OC(C)=O)[C@](CC2)([H])[C@@](CCC(C3)=C4CCC3=O)([H])C4=C(C5=CC=C(N(C)C)C=C5)C1