Using COc1ccc2cc(Br)ccc2c1, CC(=O)OC12CC3CC(CC(C3)C1)C2 to produce COc1cc2ccc(Br)cc2cc1C12CC3CC(CC(C3)C1)C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.