You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 1-[[4-[(4-ethylpiperazin-1-yl)methyl]phenyl]methyl]-3-[2-(1H-indol-3-yl)ethyl]-2-methylguanidine into its molecular formula.
user
C26H36N6
assistant