Using Nc1ccc2nc(N3CC4CCC3CC4)ccc2c1, O=C(O)CCc1ccc(C(F)(F)F)nc1 to produce O=C(CCc1ccc(C(F)(F)F)nc1)Nc1ccc2nc(N3CC4CCC3CC4)ccc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.