Using CC1=CC(C(C)(C)C)=CC1, Cc1ccc(C(=O)c2ccc(C)cc2)cc1 to produce CC1=CC(C(C)(C)C)=CC1=C(c1ccc(C)cc1)c1ccc(C)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.