Using CCOC(=O)c1nc(Br)n(C(C)C)c1C(O)c1ccc(Cl)cc1C, COc1ccccc1B(O)O to produce CCOC(=O)c1nc(-c2ccccc2OC)n(C(C)C)c1C(O)c1ccc(Cl)cc1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.