You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[6-(2-bicyclo[2.2.2]octanylmethylsulfonyl)naphthalen-2-yl]thiolan-1-ium;1,1,2,2,3,3,4,4,4-nonafluorobutane-1-sulfonate is the IUPAC name of a molecule. Please give its molecular formula.
user
C27H29F9O5S3
assistant