Using COC(=O)C1=C(C)N(C)C(C)=C(C(=O)OC)C1c1cc([N+](=O)[O-])ccc1Cl, CCOC(=O)CS to produce CCOC(=O)CSc1ccc([N+](=O)[O-])cc1C1C(C(=O)OC)=C(C)N(C)C(C)=C1C(=O)OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.