Using OB(O)c1ccc2ncccc2c1, CCOC(=O)c1cc(C(C)(C)C)n[nH]1 to produce CCOC(=O)c1cc(C(C)(C)C)nn1-c1ccc2ncccc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.