Using CC(C)(C)Oc1ccc(C(=O)O)cc1, CC(C)(C)OC(=O)N1CCC[C@@H](O)[C@H](N)C1 to produce CC(C)(C)OC(=O)N1CCC[C@@H](O)[C@H](NC(=O)c2ccc(OC(C)(C)C)cc2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.