You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[4-methoxy-2-[[(3S)-9-methyl-2-oxo-7-propoxyoxonan-3-yl]carbamoyl]pyridin-3-yl]oxymethyl acetate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H32N2O8
assistant