You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (8-butyl-11-oxa-4-azatricyclo[6.2.1.02,7]undeca-2(7),3,5,9-tetraen-3-yl)-triethylsilane into its molecular formula.
user
C19H29NOSi
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