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-[1-(cyclopentanecarbonyl)pyrrolidin-3-yl]-3-ethyl-2-[(2-phenyloxan-3-yl)methyl]guanidine;hydroiodide .
user
C25H39IN4O2
assistant