You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[(3,4-dimethoxy-5-prop-2-enylphenyl)methyl]-3-[(2-ethoxyphenyl)methyl]-2-methylguanidine;hydroiodide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C23H32IN3O3
assistant