You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-(3-methoxy-N-methylsulfonylanilino)-N-[[3-(3-methylphenyl)-1,2,4-oxadiazol-5-yl]methyl]butanamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H26N4O5S
assistant