You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 1-[2-(3-methoxy-4-methylphenyl)ethyl]-2-methyl-3-[[1-(thiophen-2-ylmethyl)piperidin-3-yl]methyl]guanidine;hydroiodide .
user
C23H35IN4OS
assistant