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-(aminomethyl)-1,3-thiazol-4-yl]-(4-propylsulfonylpiperazin-1-yl)methanone is given. What is its corresponding molecular formula?
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C12H20N4O3S2
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