You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 4-[2-(methanesulfonamido)ethyl]-N-[4-[[(3R)-3-methylpiperidin-1-yl]methyl]-1,3-thiazol-2-yl]benzamide .
user
C20H28N4O3S2
assistant