You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named N'-(4-hydroxy-3-nitrobenzoyl)-3-[4-[1-(4-propylanilino)ethyl]phenyl]furan-2-carbohydrazide by IUPAC nomenclature, provide its molecular formula.
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C29H28N4O6
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