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-ethoxy-4-methoxyphenyl)methyl]-2-methyl-3-[(2-methyloxolan-2-yl)methyl]guanidine;hydroiodide .
user
C18H30IN3O3
assistant