Using CC(C)(C(=O)O)c1cccc(Oc2ccc(C(F)(F)F)cc2C=O)c1 to produce CC(C)(C(=O)O)c1cccc(Oc2ccc(C(F)(F)F)cc2CO)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.