Using Cc1cccc(C(=O)C(=O)c2ccc3ncnn3c2)n1, COC(C)(C)C to produce Cc1cccc(-c2[nH]c(Cc3cccc(C#N)c3)nc2-c2ccc3ncnn3c2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.