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Under IUPAC nomenclature, a molecule named 4-[1-[(4R)-5-acetyl-4-(oxolan-3-yl)-1,4,6,7-tetrahydropyrazolo[4,3-c]pyridin-3-yl]-2,3-dihydroindol-5-yl]-5-methyl-1H-pyrazole-3-carbonitrile is given. What is its corresponding molecular formula?
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C25H27N7O2
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