Using O=C1OCC[C@@H]1N1CCCc2cc(Cl)ccc21, COC(=O)NS(=O)(=O)c1ccc(N)cc1 to produce COC(=O)NS(=O)(=O)c1ccc(NC(=O)[C@H](CCO)N2CCCc3cc(Cl)ccc32)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.