Using COC(=O)c1cc(O)c2cc(Br)ccc2c1, CCS(=O)(=O)c1ccc(S(=O)(=O)CC)nc1 to produce CCS(=O)(=O)c1ccc(Oc2cc(C(=O)OC)cc3ccc(Br)cc23)nc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.