Using CCOC(=O)c1cc(C(C)(C)C)n(CCc2ccc(F)cc2)c1C to produce Cc1c(C(=O)O)cc(C(C)(C)C)n1CCc1ccc(F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.