You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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3-fluoro-5-[(2-methyl-5,6-dioxo-1H-1,2,4-triazin-3-yl)sulfanylmethyl]benzoic acid is the IUPAC name of a molecule. Please give its molecular formula.
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C12H10FN3O4S
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