Using COC(=O)CBr, CC(C)(C)OC(=O)Nc1cc2cc(Br)ccc2cc1OCc1ccccc1 to produce COC(=O)CN(C(=O)OC(C)(C)C)c1cc2cc(Br)ccc2cc1OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.