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-methyl-4-(3-methyl-3,4-dihydro-2H-azepin-6-yl)-2H-pyrazolo[4,3-c]pyridine is given. What is its corresponding molecular formula?
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C14H16N4
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