[Synonyms]
Betamethasone Impurity 16 Pregna-1,4-diene-3,20-dione, 6-bromo-9-fluoro-11,17,21-trihydroxy-16-methyl-, (6β,11β,16β)- (6R,8S,9R,10S,11S,13S,14S,16S,17R)-6-Bromo-9-fluoro-11,17-dihydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one |