Using COc1ccc(F)c(-c2ccc(O)cc2C2=CC(C)(C)OC(C)(C)C2)c1 to produce COc1ccc(F)c(-c2ccc(O)cc2C2CC(C)(C)OC(C)(C)C2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.