Using [BH3-]C#N, CC(=O)N1CCN(c2ccc(Nc3ncc(C(N)=O)c(NCC4CCNCC4)n3)cc2)CC1 to produce CC(=O)N1CCN(c2ccc(Nc3ncc(C(N)=O)c(NCC4CCN(C)CC4)n3)cc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.