You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[2-[[(2S)-butan-2-yl]-[2-(2,3-dimethylanilino)-2-oxoethyl]amino]-2-oxoethyl] 2-methylfuran-3-carboxylate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H28N2O5
assistant