Using NC(N)=S, CCOC(=O)C(=NOCc1ccc(Cl)cc1)C(=O)CCl to produce CCOC(=O)C(=NOCc1ccc(Cl)cc1)c1csc(N)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.