You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name tert-butyl (1S,5R)-3-(3-acetylpyridin-2-yl)oxy-8-azabicyclo[3.2.1]octane-8-carboxylate into its molecular formula.
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C19H26N2O4
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