Using CC(C)(C)c1cc(C=O)cc(C(C)(C)C)c1O, O=C1Cc2ccccc2N1 to produce CC(C)(C)c1cc(C=C2C(=O)Nc3ccccc32)cc(C(C)(C)C)c1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.