You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by [6,9-difluoro-17-(fluoromethylsulfanylcarbonyl)-10,13,16-trimethyl-1-(methylsulfanylmethoxy)-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-17-yl] propanoate ?
user
C27H35F3O5S2
assistant