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-[1-(2-chlorophenyl)piperidin-3-yl]-2-methyl-3-[2-(4-methylsulfonylphenyl)ethyl]guanidine;hydroiodide .
user
C22H30ClIN4O2S
assistant