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-[6-(4-ethylphenyl)-2-methylsulfanyl-5,7-dioxo-[1,3]thiazolo[4,5-d]pyrimidin-4-yl]-N-(3-methylphenyl)acetamide is given. What is its corresponding molecular formula?
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C23H22N4O3S2
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