You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (2S)-2-[4-(2,5-dichloro-N-methylsulfonylanilino)butanoyl-[(2-methylphenyl)methyl]amino]-N-propan-2-ylbutanamide into its molecular formula.
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C26H35Cl2N3O4S
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