Using Nc1ccc(-c2ncco2)cc1, O=C(O)C(=O)CC1(c2ccccc2C(F)(F)F)CCC1 to produce O=C(CC1(c2ccccc2C(F)(F)F)CCC1)C(=O)Nc1ccc(-c2ncco2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.