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 2-[[5-[[(2S,3R)-2-aminopentan-3-yl]amino]-4-fluoro-7-methoxyquinolin-3-yl]amino]pyridine-3-carboxamide is given. What is its corresponding molecular formula?
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C21H25FN6O2
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