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 3-[2-(3,4-dichlorophenyl)ethylamino]-N-hexan-2-yl-N-[2-[2-(5-hydroxy-3-oxo-4H-1,4-benzoxazin-8-yl)ethylamino]ethyl]propanamide is given. What is its corresponding molecular formula?
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C29H40Cl2N4O4
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