Using CC(=O)Nc1ccc(-c2cc(-c3ccccc3)nc(-c3ccccc3)c2)cc1 to produce Nc1ccc(-c2cc(-c3ccccc3)nc(-c3ccccc3)c2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.