Using Cc1cc(Cl)ccc1C(CC(=O)c1ccc(=O)n(C)c1)c1ccc(C(=O)O)cc1, CS(=O)(=O)CCN to produce Cc1cc(Cl)ccc1C(CC(=O)c1ccc(=O)n(C)c1)c1ccc(C(=O)NCCS(C)(=O)=O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.