You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule (6R,7S,8S)-6-(2-trimethylsilylethynyl)spiro[1,2,3,5,6,8-hexahydropyrrolizine-7,3'-oxolane]-2'-one ?
user
C15H23NO2Si
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