You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule N-[5-(6,7-dimethoxyquinolin-4-yl)oxypyridin-2-yl]-5-(4-fluorophenyl)-6-oxo-1-propan-2-ylpyridine-3-carboxamide into molecular formula.
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C31H27FN4O5
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