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-[[3-[(3-fluoro-5-methoxypyridin-2-yl)methyl]pyrrolidin-1-yl]methyl]-1,3-thiazol-2-yl]acetamide into molecular formula.
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C17H21FN4O2S
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