You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 2-[N-(benzenesulfonyl)-3-chloro-4-methylanilino]-N-[(1S)-1-(4-methylsulfonylphenyl)ethyl]acetamide by IUPAC nomenclature, provide its molecular formula.
user
C24H25ClN2O5S2
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