Using NC1N=C(c2ccccc2)c2ccccc2N2CCN=C12, CC(C)(C)OC(=O)N[C@@H](Cc1ccccc1)C(=O)O to produce CC(C)(C)OC(=O)N[C@@H](Cc1ccccc1)C(=O)NC1N=C(c2ccccc2)c2ccccc2N2CCN=C12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.