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-[4-(3-methylpiperidin-1-yl)sulfonylphenyl]-2-(2-thiophen-2-yl-1,3-thiazol-4-yl)acetamide ?
user
C21H23N3O3S3
assistant