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-2-[(2-methoxy-4-methylphenyl)methyl]-3-[(4-methoxyoxan-4-yl)methyl]guanidine;hydroiodide .
user
C19H32IN3O3
assistant