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 4-ethyl-3-[1-(4-methoxyphenoxy)ethyl]-5-[[3-(trifluoromethyl)phenyl]methylsulfanyl]-1,2,4-triazole .
user
C21H22F3N3O2S
assistant