Using COC(=O)c1nccnc1Br, CC(C)(C)OC(=O)NCc1ccccc1B(O)O to produce COC(=O)c1nccnc1-c1ccccc1CNC(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.