Using CC(C)(C)OC(=O)N1CCC[C@H](O)[C@H](N)C1, O=C(O)c1ccncc1 to produce CC(C)(C)OC(=O)N1CCC[C@H](O)[C@H](NC(=O)c2ccncc2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.