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 N-(1,4,5,6,7,8-hexahydrocyclohepta[c]pyrazol-3-ylmethyl)-2-pyridin-3-ylpiperidine-1-carboxamide is given. What is its corresponding molecular formula?
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C20H27N5O
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