You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(5S,8S,9R,10S,11S,13S,14S,17S)-17-hydroxy-10,13-dimethyl-11-[4-[8-(4,4,5,5,5-pentafluoropentylsulfonyl)octoxy]phenyl]-1,2,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-3-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C38H55F5O5S
assistant