Using CC(C)(C)OC(=O)NC1(C(=O)O)CCCC1, CCOC(=O)[C@@H](N)Cc1ccc(O)cc1 to produce CCOC(=O)C(Cc1ccc(O)cc1)NC(=O)C1(NC(=O)OC(C)(C)C)CCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.