Using CCCC(NS(=O)(=O)c1ccc(Cl)cc1)C(O)=S, CCOC(=O)Cc1ccc(N)cc1 to produce CCCC(NS(=O)(=O)c1ccc(Cl)cc1)C(=S)Nc1ccc(CC(=O)OCC)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.