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 (6aS)-5-[2-(3-chloroanilino)-2-oxoethyl]-N,N-diethyl-6-oxo-7,8,9,10-tetrahydro-6aH-pyrido[1,2-a]quinoxaline-3-carboxamide is given. What is its corresponding molecular formula?
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C25H29ClN4O3
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