Using O=C(N1CCC(c2ccccc2)CC1)C(F)(F)F, O=C(Cl)C(=O)Cl to produce O=C(Cl)c1ccc(C2CCN(C(=O)C(F)(F)F)CC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.