Using CC(=O)N1C(=O)Cc2cc([N+](=O)[O-])ccc21, Cc1ccc(C(=O)O)cc1 to produce CC(=O)N1C(=O)C(=C(O)c2ccc(C)cc2)c2cc([N+](=O)[O-])ccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.