Using OC1CCNC1, C[n+]1ccn(C(=O)N2CCc3ncc(C(F)(F)F)cc3C2)c1 to produce O=C(N1CCc2ncc(C(F)(F)F)cc2C1)N1CCC(O)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.