You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3S)-4,4,5,5-tetrafluoro-3-hydroxy-N-[(1S)-1-[3-(trifluoromethoxy)phenyl]ethyl]pentanamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C14H14F7NO3
assistant