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 6-(azocan-1-yl)-N-ethyl-N-[(1-methylimidazol-2-yl)methyl]pyridine-3-carboxamide is given. What is its corresponding molecular formula?
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C20H29N5O
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