Using c1ccc(-c2ccc3sccc3c2)cc1, CCOC(=O)CCC(=O)Cl to produce CCOC(=O)CCC(=O)c1csc2ccc(-c3ccccc3)cc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.