You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3,5-dibromo-4-[2-(4-hydroxy-3-propan-2-ylphenoxy)benzoyl]-4-nitrocyclohexa-2,5-diene-1-sulfonamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H20Br2N2O7S
assistant