You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[1-(benzenesulfonyl)piperidin-3-yl]-[4-(4-methoxyphenyl)-1,4-diazepan-1-yl]methanone is the IUPAC name of a molecule. Please give its molecular formula.
user
C24H31N3O4S
assistant