Fluocinolone Acetonide EP Impurity B 

Chemical Name: Fluocinolone Acetonide-20-Carboxylic Acid ; (6α,11β,16α,17α)-6,9-Difluoro-11-hydroxy-16,17-[(1-methylethylidene)bis(oxy)]-3-oxoandrosta-1,4-diene-17-carboxylic Acid

Smile: OC([C@]([C@@]1([H])C[C@@]2([H])[C@@](C[C@H](F)C3=CC4=O)([H])[C@@](F)([C@]3(C=C4)C)[C@@H](O)C5)(OC(C)(C)O1)[C@]25C)=O