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-(3-methoxypropyl)-2-methyl-3-[2-[2-(4-methylphenyl)-1,3-oxazol-4-yl]ethyl]guanidine;hydroiodide .
user
C18H27IN4O2
assistant