You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
10-[4-[2-(2,4,6-triiodophenoxy)ethoxy]phenyl]phenoxathiin-10-ium;5-[4-[2-(2,4,6-triiodophenoxy)ethoxy]phenyl]thianthren-5-ium;10-[4-[2-(2,4,6-triiodophenoxy)ethoxy]phenyl]thianthren-10-ium 5,5-dioxide;10-[4-[2-(2,4,6-triiodophenoxy)ethoxy]phenyl]thianthren-10-ium 5-oxide is the IUPAC name of a molecule. Please give its molecular formula.
user
C104H72I12O12S7+4
assistant