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-(3,4-dimethyl-N-methylsulfonylanilino)-N-methyl-N-[(3-thiophen-2-yl-1,2,4-oxadiazol-5-yl)methyl]propanamide ?
user
C20H24N4O4S2
assistant