You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3,3,3-trifluoro-2-[(E)-pent-2-enoyl]oxy-2-(trifluoromethyl)propane-1-sulfonate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C9H9F6O5S-
assistant