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 ethyl 2-[2-[2-(4-methoxy-3-methylphenyl)acetyl]imino-6-sulfamoyl-1,3-benzothiazol-3-yl]acetate .
user
C21H23N3O6S2
assistant