Deflazacort Impurity 1

Chemical Name: 2-oxo-2-((6aR,6bS,8aS,8bS,11aR,12aS,12bS)-6a,8a,10-trimethyl-4,7-dioxo-1,2,4,6a,6b,7,8,8a,11a,12,12a,12b-dodecahydro-8bH-naphtho[2',1':4,5]indeno[1,2-d]oxazol-8b-yl)ethyl acetate

Synonym: (S)-2-((4-nitrophenethyl)amino)-1-phenylethan-1-ol