You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
7-chloro-N-[[(4S)-1-(3-cyanopropyl)-3-methoxypiperidin-4-yl]methyl]-6-methoxy-3,4-dihydro-2H-1,5-benzodioxepine-9-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H30ClN3O5
assistant