You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4,5,6,7-tetrafluoro-3,3-bis[2-[2-(2-methoxyethylamino)-4-methylphenyl]-2-(4-methoxyphenyl)ethenyl]-2-benzofuran-1-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C46H44F4N2O6
assistant