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 1-methyl-4-[4-(5-oxo-2,3-dihydro-[1,3]thiazolo[3,2-a]pyrimidine-6-carbonyl)piperazin-1-yl]sulfonylpyrrole-2-carboxamide is given. What is its corresponding molecular formula?
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C17H20N6O5S2
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