You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (1'S,2'S,6'S,7'S)-spiro[1,3-dioxolane-2,8'-tricyclo[5.3.0.02,6]dec-4-ene]-3'-one into molecular formula.
user
C12H14O3
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