Using CC(C)(C)NC(=O)c1cccc(CN2CCNCC2)c1, Nc1cc(F)c(C(=O)O)cc1F to produce CC(C)(C)NC(=O)c1cccc(CN2CCN(C(=O)c3cc(F)c(N)cc3F)CC2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.