You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule 7-fluoro-1-(5-fluoro-2-methylpyridin-4-yl)-3,3-dimethyl-5-[2-(3-methyl-1,1-dioxothietan-3-yl)acetyl]indol-2-one into molecular formula.
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C22H22F2N2O4S
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