Using COc1cc(C(=O)OCc2ccccc2)ccc1Nc1ncc(C(F)(F)F)c(Cl)n1 to produce COc1cc(C(=O)O)ccc1Nc1ncc(C(F)(F)F)c(Cl)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.