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 [1-(2,4-dimethylphenyl)sulfonylpiperidin-4-yl]-(1-methyl-2,3-dihydropyrazino[2,3-b]quinoxalin-4-yl)methanone is given. What is its corresponding molecular formula?
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C25H29N5O3S
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