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What is the molecular formula of the compound with this IUPAC name N-(6,7,8,9-tetrahydro-5H-[1,2,4]triazolo[4,3-a]azepin-3-ylmethyl)-4,5,6,7-tetrahydro-1H-imidazo[4,5-c]pyridine-4-carboxamide ?
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C15H21N7O
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