You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 4,4-difluoronon-2-enyl 8-[[8-(4,4-difluoronon-2-enoxy)-8-oxooctyl]-[5-(dimethylamino)pentyl]phosphanyl]octanoate into molecular formula.
user
C41H74F4NO4P
assistant