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Under IUPAC nomenclature, a molecule named N-[5-(2-azabicyclo[2.2.1]heptan-4-yl)-3-(1-methylpyrazol-4-yl)pyrazolo[1,5-a]pyrimidin-7-yl]-3-methyl-1,2-thiazol-5-amine is given. What is its corresponding molecular formula?
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C20H22N8S
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