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Name the molecular formula for the molecule established as 1-[(4aR,7aS)-4-pyrimidin-2-yl-2,3,4a,5,7,7a-hexahydropyrrolo[3,4-b][1,4]oxazin-6-yl]-2-cyclopentylethanone using the IUPAC nomenclature.
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C17H24N4O2
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