Using CNS(=O)(=O)c1ccc(B(O)O)cc1, CC(C)(C)OC(=O)Nc1cccc(Br)n1 to produce CNS(=O)(=O)c1ccc(-c2cccc(NC(=O)OC(C)(C)C)n2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.