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 5-[1-(2-morpholin-4-ylethyl)pyrrolo[2,3-b]pyridin-3-yl]pyrazolo[1,5-a]pyrimidine-3-carboxylic acid into its molecular formula.
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C20H20N6O3
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