21-​Hemiacetal Dexamethasone

Chemical Name: (11β,​16α)​-9-​Fluoro-​11,​17,​21-​trihydroxy-​21-​methoxy-​16-​methyl-pregna-​1,​4-​diene-​3,​20-​dione

Synonym: (2S,3S,4S,5R,6R)-6-((4-(N-((2R,3S)-3-(((((3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl)oxy)carbonyl)amino)-2-hydroxy-4-phenylbutyl)-N-isobutylsulfamoyl)phenyl)amino)-3,4,5-trihydroxytetrahydro-2H-pyran-2-carboxylic acid