You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule N-[[2-(dimethylamino)-6-methylpyrimidin-4-yl]methyl]-3,4-dihydro-2H-1,5-benzodioxepine-7-sulfonamide into molecular formula.
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C17H22N4O4S
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