Using Clc1nc2ccc(Br)cc2s1, C1CCN([C@@H]2CCNC2)CC1 to produce Brc1ccc2nc(N3CC[C@@H](N4CCCCC4)C3)sc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.