Using COc1ccc(C(=O)O)cc1[N+](=O)[O-], Cc1cc(C)cc(N)c1 to produce COc1ccc(C(=O)Nc2cc(C)cc(C)c2)cc1N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.