You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 1-[[1-(2-methoxyethyl)piperidin-4-yl]methyl]-2-methyl-3-[3-(2-methylpiperidin-1-yl)propyl]guanidine .
user
C20H41N5O
assistant