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 4-N-[(3-chloro-4-methylphenyl)methyl]-1-methyl-6-N-propylpyrazolo[3,4-d]pyrimidine-4,6-diamine into molecular formula.
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C17H21ClN6
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