You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-[1-[(E)-3-(2-chloro-3,4-dimethoxyphenyl)prop-2-enoyl]piperidin-4-yl]-1-oxa-3-azaspiro[4.5]decan-2-one The above is the IUPAC name of a molecule. Write its molecular formula.
user
C24H31ClN2O5
assistant