You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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6-chloro-3-fluoro-N-[5-(2-methyl-1-oxopropan-2-yl)sulfanyl-1,3-thiazol-2-yl]pyridine-2-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
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C13H11ClFN3O2S2
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