You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[(2-chlorophenyl)methyl-[2-(3,4-dichloro-N-methylsulfonylanilino)acetyl]amino]-N-(2-methylpropyl)butanamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C24H30Cl3N3O4S
assistant