You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule [3,5-bis(trifluoromethyl)phenyl] bis[[2-oxo-2-(4-propylphenyl)ethyl]-triphenyl-lambda5-phosphanyl] borate into molecular formula.
user
C66H59BF6O5P2
assistant