Using COC(=O)c1ccc(C(=O)NC(C)c2ccc([N+](=O)[O-])cc2)s1 to produce COC(=O)c1ccc(C(=O)NC(C)c2ccc(N)cc2)s1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.