You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 4-[5-(6-chloro-1H-benzimidazol-2-yl)pyridin-2-yl]-N-(2-methylphenyl)piperazine-1-carboxamide into molecular formula.
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C24H23ClN6O
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