You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 3-(6-amino-5-methoxypyridin-3-yl)-6-N-(2-fluoro-4-methylphenyl)-1-propan-2-ylpyrazolo[3,4-d]pyrimidine-4,6-diamine into its molecular formula.
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C21H23FN8O
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