Using [BH3-]C#N, Cc1onc2c1c(=O)n(C1CCCNC1)c1cccc(Cl)c21 to produce Cc1onc2c1c(=O)n(C1CCCN(CCCc3ccccc3)C1)c1cccc(Cl)c21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.