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system
Name the molecular formula for the molecule established as 1-[4-[5-[2-hydroxy-3-(oxetan-3-yl)-3a,4,5,6,7,7a-hexahydro-2H-1,3-benzoxazol-5-yl]-1,2,4-oxadiazol-3-yl]piperidin-1-yl]-2-methylpropan-1-one using the IUPAC nomenclature.
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C21H32N4O5
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