You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as (1'R,2R,2'R,3'R,5'R,6'S,7'S,9'R,10'S)-spiro[oxirane-2,8'-pentacyclo[5.4.0.02,6.03,10.05,9]undecane] using the IUPAC nomenclature.
user
C12H14O
assistant