Using CC(=O)O[BH-](OC(C)=O)OC(C)=O, Clc1ccc2c(c1)CNCc1nnc(N3CCC(c4ccccn4)CC3)n1-2 to produce CN1Cc2cc(Cl)ccc2-n2c(nnc2N2CCC(c3ccccn3)CC2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.