You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-(2-ethoxy-N-methylsulfonylanilino)-N-[(4-fluorophenyl)methyl]-N-[1-(methylamino)-1-oxopropan-2-yl]butanamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C24H32FN3O5S
assistant