Using CS(=O)(=O)c1cc(-c2cc(C=O)ccc2O)ccc1F, CC(C)(C)OC(=O)CBr to produce CC(C)(C)OC(=O)COc1ccc(C=O)cc1-c1ccc(F)c(S(C)(=O)=O)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.