You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[3-(3,5-dimethyl-1,2-oxazol-4-yl)propyl]-3-(4-ethoxy-3-methoxyphenyl)-2-methylguanidine;hydroiodide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H29IN4O3
assistant