Using COC(=O)CNCC(N)C(=O)OC(C)(C)C, O=c1ccc2cc3ccccc3nc2[nH]1 to produce COC(=O)CN(CC(N)C(=O)OC(C)(C)C)c1cc2cc3ccccc3nc2[nH]c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.