英文别名Fluticasone related compound A; Fluticasone Impurity 31; Androsta-1,4-diene-3,17-dione, 6,9-difluoro-11-hydroxy-16-methyl-, (6α,11β,16α)-; 17-Keto Flumethasone; (6S,8S,9R,10S,11S,13S,14S,16R)-6,9-difluoro-11-hydroxy-10,13,16-trimethyl-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthrene-3,17-dione; Fluticasone Propionate Impurity 2