Betamethasone Impurity 15

Chemical Name: (R)-2-((8S,9R,10S,11S,13S,14S,16S,17R)-9-fluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-hydroxyacetic acid

Smile: F[C@@]1([C@]2(C=C3)C)[C@](CCC2=CC3=O)([H])[C@@](C[C@H](C)[C@@]4([H])[C@@H](O)C(O)=O)([H])[C@]4(C)C[C@@H]1O