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