You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 3-bromo-4-ethoxy-N-[4-[4-(2,3,4,5,6-pentafluorophenyl)piperazin-1-yl]phenyl]benzamide into its molecular formula.
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C25H21BrF5N3O2
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