Using COc1cnc(Br)cc1B(O)O, CC(C)(C)OC(=O)N=NC(=O)OC(C)(C)C to produce COc1cnc(Br)cc1N(NC(=O)OC(C)(C)C)C(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.