Using Cc1ccc(S(=O)(=O)N2CCCC(CCl)C2)cc1, Sc1ccccc1 to produce Cc1ccc(S(=O)(=O)N2CCCC(CSc3ccccc3)C2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.