Using [BH3-]C#N, CCOC(=O)[C@H](Cc1ccc(-c2cccc(C=O)c2)cc1)NC(=O)OC(C)(C)C to produce CCOC(=O)[C@H](Cc1ccc(-c2cccc(CNC)c2)cc1)NC(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.