Using [BH3-]C#N, COC[C@H]1CCCN1c1c(C(C)=O)cc(Cl)c2cccnc12 to produce COC[C@H]1CCCN1c1c(C(C)N)cc(Cl)c2cccnc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.