You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[2-[3-[(4R,5R)-4-hydroxy-3,3,8-trimethyl-1,1-dioxo-4,5-dihydro-2H-1lambda6-benzothiepin-5-yl]phenoxy]ethoxy]ethyl-trimethylazanium;iodide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C26H38INO5S
assistant