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system
Name the molecular formula for the molecule established as 6-[[3-(1,3-benzodioxol-5-yl)-1,2,4-oxadiazol-5-yl]methyl]-3-[(4-fluorophenyl)methyl]triazolo[4,5-d]pyrimidin-7-one using the IUPAC nomenclature.
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C21H14FN7O4
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