You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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3-[(6-bromo-2,3-dihydro-1,4-benzodioxin-7-yl)methyl]-5,5-dimethylimidazolidine-2,4-dione is the IUPAC name of a molecule. Please give its molecular formula.
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C14H15BrN2O4
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