Using CC(=O)O[BH-](OC(C)=O)OC(C)=O, CO[C@@H]1CNCC[C@H]1NC(=O)OC(C)(C)C to produce CO[C@@H]1CN(C)CC[C@H]1NC(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.