Using O=C(Cl)CCc1ccccc1, NC(Cc1ccc(C(F)(F)F)o1)C(O)c1ccc(F)cc1 to produce O=C(CCc1ccccc1)NC(Cc1ccc(C(F)(F)F)o1)C(O)c1ccc(F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.