Using CN1CCN(c2nc(N)nc3cc(C(=O)O)ccc23)CC1, COC(=O)[C@@H](N)Cc1ccc(OC(C)C)cc1 to produce COC(=O)[C@H](Cc1ccc(OC(C)C)cc1)NC(=O)c1ccc2c(N3CCN(C)CC3)nc(N)nc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.