You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 6,7-dichloro-4-ethyl-1,4-benzoxazin-3-one;N-[4-[3-[1-[formyl(methyl)amino]-2-pyrrolidin-1-ylethyl]phenyl]phenyl]acetamide by IUPAC nomenclature, provide its molecular formula.
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C32H36Cl2N4O4
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