You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as 1-[(4-methoxyphenyl)methyl]-2-methyl-3-[(3-methylthiophen-2-yl)methyl]guanidine;hydroiodide using the IUPAC nomenclature.
user
C16H22IN3OS
assistant