You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 3-(5-chloro-7-methoxy-1-benzofuran-2-carbonyl)-2-(4-fluorophenyl)-4-hydroxy-1-(2-propan-2-yloxyethyl)-2H-pyrrol-5-one by IUPAC nomenclature, provide its molecular formula.
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C25H23ClFNO6
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