You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 2-[N-(benzenesulfonyl)-3,4-dimethoxyanilino]-N-[4-[(4-chlorophenyl)sulfamoyl]phenyl]acetamide is given. What is its corresponding molecular formula?
user
C28H26ClN3O7S2
assistant