You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named (1R)-4-[(5R)-6-fluoro-5H-imidazo[5,1-a]isoindol-5-yl]-N-(3-methoxyphenyl)cycloheptane-1-carboxamide is given. What is its corresponding molecular formula?
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C25H26FN3O2
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