Using ClCCN(CCCl)Cc1ccccc1, NC(=O)c1cc(Br)cc2c1[nH]c1cc(N)ccc12 to produce NC(=O)c1cc(Br)cc2c1[nH]c1cc(N3CCN(Cc4ccccc4)CC3)ccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.