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-[4-(2,4-dimethoxyphenyl)-1,3-thiazol-2-yl]-2-(5-nitro-2-oxopyridin-1-yl)acetamide .
user
C18H16N4O6S
assistant