Using Nc1ccncc1N, COC(=O)c1cc(C=O)c(C2CC2)cc1C to produce COC(=O)c1cc(-c2nc3ccncc3[nH]2)c(C2CC2)cc1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.