Using Nc1cccc(S(=O)(=O)C(F)(F)F)c1, O=C(O)Cc1ccccc1CC(=O)O to produce O=C(O)Cc1ccccc1CC(=O)Nc1cccc(S(=O)(=O)C(F)(F)F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.