You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-amino-1-[4-[(Z)-1,4,4,4-tetrafluoro-3-(3,4,5-trichlorophenyl)but-1-enyl]-2-(trifluoromethyl)phenyl]ethanone The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H11Cl3F7NO
assistant