Using CN(CCNC(=O)c1ccc(C(F)(F)F)cc1)C(=O)[C@H](CCc1ccccc1)NC(=O)OC(C)(C)C to produce CN(CCNC(=O)c1ccc(C(F)(F)F)cc1)C(=O)[C@@H](N)CCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.