Using COc1ccc(C(=C2CC(C)(C)CC(C)(C)C2)c2ccc(NC(C)=O)cc2)cc1 to produce CC(=O)Nc1ccc(C(=C2CC(C)(C)CC(C)(C)C2)c2ccc(O)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.