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-[(5-tert-butyl-1,2,4-oxadiazol-3-yl)methyl]-2-[(2-chlorophenyl)methyl]-3-ethylguanidine;hydroiodide .
user
C17H25ClIN5O
assistant