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-(3-cyclohexylpropyl)-3-[[3-(2-methoxyethylsulfamoyl)phenyl]methyl]-2-methylguanidine;hydroiodide .
user
C21H37IN4O3S
assistant