Using O=[N+]([O-])c1cccc(B(O)O)c1, CC(C)N(NC(=O)c1ccccc1)C(=O)CCc1ccccc1Br to produce CC(C)N(NC(=O)c1ccccc1)C(=O)CCc1ccccc1-c1cccc([N+](=O)[O-])c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.