You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-methylpropyl (E)-3-[6-[5-[(E)-3-(2-methylpropoxy)-3-oxoprop-1-enyl]pyridin-2-yl]pyridin-3-yl]prop-2-enoate is the IUPAC name of a molecule. Please give its molecular formula.
user
C24H28N2O4
assistant