Using CC(C)(C)C1CCC(Oc2ccc3cc(Br)ccc3c2)CC1, CON(C)C(C)=O to produce CC(=O)c1ccc2cc(OC3CCC(C(C)(C)C)CC3)ccc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.