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 N-[5-[2-[4-[(2-ethylphenyl)sulfamoyl]phenyl]ethenyl]-3-methyl-1,2-oxazol-4-yl]acetamide ?
user
C22H23N3O4S
assistant