You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[2-[(4-fluorophenyl)methylamino]-2-oxoethyl] 1-[2-(trifluoromethyl)phenyl]sulfonylpiperidine-4-carboxylate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H22F4N2O5S
assistant