You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named 4-(2,3-dihydro-1,4-benzoxazin-4-yl)-4-oxo-N-[3-(pyridin-3-ylmethoxy)phenyl]butanamide is given. What is its corresponding molecular formula?
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C24H23N3O4
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