You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 2-(4-bromophenyl)sulfanyl-1-[4-[(E)-3-phenylprop-2-enyl]piperazin-1-yl]propan-1-one into molecular formula.
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C22H25BrN2OS
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