Using CC(OC(=O)OCc1ccc([N+](=O)[O-])cc1)C1C(=O)N2C(C(=O)OCc3ccc([N+](=O)[O-])cc3)=C(S/C=C/C(N)=O)CC12 to produce CC(O)C1C(=O)N2C(C(=O)[O-])=C(S/C=C/C(N)=O)CC12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.