Using [BH3-]C#N, Nc1nc2c(c(N3CC4CCNCC4C3)n1)CCCc1ccccc1-2 to produce CN1CCC2CN(c3nc(N)nc4c3CCCc3ccccc3-4)CC2C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.