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system
Provide the molecular formula for the IUPAC named substance 5-[1-[4-methyl-6-(2-methylpropyl)pyrimidin-2-yl]pyrrolidin-3-yl]-1,4,6,7-tetrahydropyrazolo[4,3-c]pyridine-3-carboxylic acid .
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C20H28N6O2
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