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 N-benzyl-2-[4-[(E)-3-(3-bromophenyl)prop-2-enoyl]piperazin-1-yl]acetamide is given. What is its corresponding molecular formula?
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C22H24BrN3O2
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