You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[6-methoxy-3-(4-methylphenyl)sulfonyl-4-oxoquinolin-1-yl]-N-(2-methylphenyl)acetamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C26H24N2O5S
assistant