You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule 2-[2-fluoro-4-[2-oxo-2-[(5-pyrazolidin-4-yl-1,3-benzothiazol-2-yl)amino]ethyl]phenoxy]pyridine-3-carboxamide into molecular formula.
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C24H21FN6O3S
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