Using C[C@H](c1ccccc1)N1CCO[C@@H](c2ccc(N[C@@H]3CCOC3)cc2)C1, CC(=O)O[BH-](OC(C)=O)OC(C)=O to produce C[C@H](c1ccccc1)N1CCO[C@@H](c2ccc(N(C)[C@@H]3CCOC3)cc2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.