You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named (3,6-dimethyl-1-propan-2-ylpyrazolo[3,4-b]pyridin-4-yl)-[(2R)-2-phenylpiperidin-1-yl]methanone is given. What is its corresponding molecular formula?
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C23H28N4O
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