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-[4-[(4Z)-4-[(3-bromo-4-butoxy-5-methoxyphenyl)methylidene]-5-oxo-1,3-oxazol-2-yl]phenyl]acetamide into molecular formula.
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C23H23BrN2O5
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