You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[(1R,2R,4S,6R,7R,8S)-7-fluoro-2-hydroxy-8-methyl-9-oxatricyclo[4.3.0.02,4]nonan-6-yl] acetate is the IUPAC name of a molecule. Please give its molecular formula.
user
C11H15FO4
assistant