You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 1-ethyl-3-(4-methylsulfonylbutan-2-yl)-2-[3-(2,2,2-trifluoroethoxy)propyl]guanidine;hydroiodide .
user
C13H27F3IN3O3S
assistant