You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name N-[(2,6-dichlorophenyl)methyl]-4-(2-fluoro-N-methylsulfonylanilino)-N-[1-(methylamino)-1-oxopropan-2-yl]butanamide into its molecular formula.
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C22H26Cl2FN3O4S
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