Using CC(=O)O[BH-](OC(C)=O)OC(C)=O, Cc1cc2c(s1)Nc1ccccc1N=C2N1CCN[C@@H](CCc2ccc(Cl)cc2)C1 to produce Cc1cc2c(s1)Nc1ccccc1N=C2N1CCN(C)[C@@H](CCc2ccc(Cl)cc2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.