Using Cc1nccc(N2CCC(CN3CCNCC3)CC2)n1, O=C(Cl)c1ccc(F)cc1 to produce Cc1nccc(N2CCC(CN3CCN(C(=O)c4ccc(F)cc4)CC3)CC2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.