Using O=C([O-])[O-], CC(Oc1ccc(Oc2ccc(C(F)(F)F)cc2)cc1)C(=O)NC#N to produce CC(Oc1ccc(Oc2ccc(C(F)(F)F)cc2)cc1)C(=O)N(C)C#N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.