You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 2-[2-fluoro-5-[[5-(6-methylpyridin-2-yl)-4-quinoxalin-6-yl-1H-imidazol-2-yl]methyl]phenoxy]acetic acid into molecular formula.
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C26H20FN5O3
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