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 [2-[2,5-dimethyl-1-(oxolan-2-ylmethyl)pyrrol-3-yl]-2-oxoethyl] 5-chloro-2-methoxybenzoate into its molecular formula.
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C21H24ClNO5
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