Using CC(=O)OC(C)=O, CC(C)=CCCC(C)=CCCC(C)CC(O)C(C)[N+](=O)[O-] to produce CC(=O)OC(CC(C)CCC=C(C)CCC=C(C)C)C(C)[N+](=O)[O-], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.