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-[(1R,5S)-1,8,8-trimethyl-2,4-dioxo-3-azabicyclo[3.2.1]octan-3-yl]pyridine-3-carboxamide is given. What is its corresponding molecular formula?
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C16H19N3O3
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