You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-(4-chloro-3,5-dimethylpyrazol-1-yl)-N-ethyl-1H-pyrazolo[3,4-d]pyrimidin-6-amine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C12H14ClN7
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