You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[(E)-(2,6-dichlorophenyl)methylideneamino]-2-[(3,4-dichlorophenyl)methyl-(2,4,6-trimethylphenyl)sulfonylamino]acetamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C25H23Cl4N3O3S
assistant