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What is the molecular formula of the compound with this IUPAC name 2-(1-methylpyrrol-2-yl)-N-[1-(5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyridin-3-yl)ethyl]pyrrolidine-1-carboxamide ?
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C18H26N6O
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