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 2-[(2,4-dimethyl-1,3-thiazol-5-yl)methyl]-1-ethyl-3-[2-(N-methylanilino)ethyl]guanidine .
user
C18H27N5S
assistant