You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name [(2R,3R,4S,5R,6R)-3,4,5-triacetyloxy-6-(2-nitroanilino)oxan-2-yl]methyl acetate into its molecular formula.
user
C20H24N2O11
assistant