You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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3-[3-[N-acetyl-3-methoxy-4-[(2-methylphenyl)carbamoylamino]anilino]pyrrolidin-1-yl]butanoic acid is the IUPAC name of a molecule. Please give its molecular formula.
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C25H32N4O5
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