Using CN(C)C=O, O=C(NC(=O)c1cc(F)c(F)cc1Cl)Nc1cccnc1N1CCC(C(=O)O)CC1 to produce NC(=O)C1CCN(c2ncccc2NC(=O)NC(=O)c2cc(F)c(F)cc2Cl)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.