Using CNC(=O)[C@@H](N)Cc1ccc(OC)cc1, CCOC(=O)C(C)C(CC(C)C)C(=O)O to produce CCOC(=O)C(C)C(CC(C)C)C(=O)N[C@@H](Cc1ccc(OC)cc1)C(=O)NC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.