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 1-(3-bromophenyl)-4-(4-hydroxy-3-methoxyphenyl)-4,7-dihydro-3H-furo[3,4-b]pyridine-2,5-dione into molecular formula.
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C20H16BrNO5
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