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 2-[(3S)-1,1-dioxothiolan-3-yl]sulfanyl-4-methyl-1H-pyrimidin-6-one is given. What is its corresponding molecular formula?
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C9H12N2O3S2
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