Using CC1(C)CC(=O)C2=C(C1)NC1=C(C(=O)CC(C)(C)C1)C2c1ccc([N+](=O)[O-])cc1, COC(=O)Cl to produce COC(=O)N1C2=C(C(=O)CC(C)(C)C2)C(c2ccc([N+](=O)[O-])cc2)C2=C1CC(C)(C)CC2=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.