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-(3,5-dimethoxyphenyl)-2-[[4-ethyl-5-(phenoxymethyl)-1,2,4-triazol-3-yl]sulfanyl]acetamide .
user
C21H24N4O4S
assistant