You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Translate the chemical IUPAC name 3-[[4-amino-3-(3-hydroxyphenyl)pyrazolo[3,4-d]pyrimidin-1-yl]methyl]-2-cyclopentyl-8-methylisoquinolin-1-one into its molecular formula.
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C27H26N6O2
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