You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule N-tert-butyl-2-[[2-(5-chloro-2-methyl-N-(4-methylphenyl)sulfonylanilino)acetyl]-[(3,4-dichlorophenyl)methyl]amino]butanamide .
user
C31H36Cl3N3O4S
assistant