You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 1-(5-bromothiophen-2-yl)sulfonyl-N-(2,2,2-trifluoroethyl)piperidine-3-carboxamide into molecular formula.
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C12H14BrF3N2O3S2
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