You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Translate the chemical IUPAC name 2-[4-(5-bromothiophen-2-yl)sulfonylpiperazin-1-yl]-N-(3,4-difluorophenyl)acetamide into its molecular formula.
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C16H16BrF2N3O3S2
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