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What is the molecular formula of the molecule identified by 7-[2,3-dihydro-1-benzofuran-5-ylmethyl(methyl)amino]-2-methyl-6,7,8,9-tetrahydro-5H-[1,2,4]triazolo[4,3-a]azepin-3-one ?
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C18H24N4O2
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