You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named 5-methyl-2-methylsulfanyl-3-[3-(trifluoromethyl)phenyl]-1,3-thiazol-3-ium;iodide is given. What is its corresponding molecular formula?
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C12H11F3INS2
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