Nomegestrol EP Impurity A

Chemical Name: (6S,8R,9S,10R,13S,14S,17R)-17-acetyl-6,13-dimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl acetate

Smile: CC(O[C@]1(C(C)=O)CC[C@@]2([H])[C@]3([H])C[C@H](C)C4=CC(CC[C@]4([H])[C@@]3([H])CC[C@]12C)=O)=O