You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[5-bis(2,3,4,5,6-pentafluorophenyl)boranyl-8-thiatetracyclo[7.7.1.02,7.013,17]heptadeca-1(17),2(7),3,5,9,11,13,15-octaen-14-yl]-bis(2,3,4,5,6-pentafluorophenyl)borane The above is the IUPAC name of a molecule. Write its molecular formula.
user
C40H8B2F20S
assistant