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system
Name the molecular formula for the molecule established as methyl 2-[4-(3,4-dihydro-2H-1,4-benzoxazin-6-yl)-2,5-dimethyl-6-[2-(2-methylpropylamino)-2-oxoethyl]pyridin-3-yl]-2-[(2-methylpropan-2-yl)oxy]acetate using the IUPAC nomenclature.
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C28H39N3O5
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