Using C1COCCN1, CCC(=O)CN([C@H]1CCN([C@@H](C)C(=O)O)C1=O)S(=O)(=O)c1ccc2cc(Cl)ccc2c1 to produce CCC(=O)CN([C@H]1CCN([C@@H](C)C(=O)N2CCOCC2)C1=O)S(=O)(=O)c1ccc2cc(Cl)ccc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.