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 2-[4-(3,4-dimethylphenyl)sulfonylpiperazin-1-yl]-N-methyl-N-(1,3-thiazol-2-yl)acetamide ?
user
C18H24N4O3S2
assistant