Using O=C([O-])N1CCN(C(=O)C(c2cccc(Cl)c2)C2(O)CCCCC2)CC1 to produce OC1(C(CN2CCNCC2)c2cccc(Cl)c2)CCCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.