You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-ethyl-3-[3-[2-methoxyethyl(methyl)amino]propyl]-2-[(2-methyloxolan-2-yl)methyl]guanidine;hydroiodide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C16H35IN4O2
assistant