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 N-ethyl-2-[3-[[[N'-methyl-N-(1-prop-2-enylpiperidin-4-yl)carbamimidoyl]amino]methyl]phenoxy]acetamide .
user
C21H33N5O2
assistant