You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Translate the chemical IUPAC name 4-[6-chloro-7-(1-methylpyrazol-4-yl)-4-oxo-3H-pyrrolo[3,2-d]pyrimidin-5-yl]butanoic acid into its molecular formula.
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C14H14ClN5O3
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