(4aS,6S,10aS,10bR,11S,12aS)-10b-Fluoro-2,11-dihydroxy-2,6,10a,12a-tetramethyl-2,3,4,4a,5,6,10b,11,12,12a-decahydrochrysene-1,8(4bH,10aH)-dione is a byproduct of Fluorometholone D Homo Derivative (F597943)., which is an impurity of Fluorometholone (F593145), a glucocorticoid; anti-inflammatory.