You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named methyl 2-(4-bromophenyl)-2-[4-[4-(4-carbamimidoylphenyl)piperazin-1-yl]piperidin-1-yl]acetate by IUPAC nomenclature, provide its molecular formula.
user
C25H32BrN5O2
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