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 2-methylsulfanyl-1-[(1R,5S)-3-(pyridin-3-ylmethyl)-3,6-diazabicyclo[3.2.2]nonan-6-yl]ethanone is given. What is its corresponding molecular formula?
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C16H23N3OS
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