You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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N-[2-[[5-tert-butyl-2-(4-chlorophenyl)pyrazol-3-yl]amino]-2-oxoethyl]-N-ethyl-4-fluorobenzamide is the IUPAC name of a molecule. Please give its molecular formula.
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C24H26ClFN4O2
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