Using OC1CCNCC1, O=c1cnn(-c2ccc(C(Cl)c3ccc(Cl)cc3)c(Cl)c2)c(=O)[nH]1 to produce O=c1cnn(-c2ccc(C(c3ccc(Cl)cc3)N3CCC(O)CC3)c(Cl)c2)c(=O)[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.