You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 1-[[1-(3-chlorophenyl)cyclopropyl]methyl]-3-[2-(3-ethyl-1,2,4-triazol-4-yl)ethyl]-2-methylguanidine is given. What is its corresponding molecular formula?
user
C18H25ClN6
assistant