Using [BH3-]C#N, Nc1ccc(Cl)c(C(=O)Nc2cccc3c4c(oc23)CCCC4)c1Cl to produce CNc1ccc(Cl)c(C(=O)Nc2cccc3c4c(oc23)CCCC4)c1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.