You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named (5-fluoro-1H-indol-2-yl)-[(4R)-2-(1H-imidazol-2-yl)-4-methoxypyrrolidin-1-yl]methanone by IUPAC nomenclature, provide its molecular formula.
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C17H17FN4O2
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