You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[(2S)-1-(cyclohexylamino)-2-methyl-1-oxobutan-2-yl]-6-oxo-N-[[(2R)-oxolan-2-yl]methyl]-1H-pyridine-3-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H33N3O4
assistant