You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 1-[2-(4-methoxyphenoxy)ethyl]-2-methyl-3-[(4-propan-2-yl-1,3-thiazol-2-yl)methyl]guanidine ?
user
C18H26N4O2S
assistant