Using Clc1ncc(Cl)c(Cl)n1, Nc1cccc(CCCc2cccc(N)c2)c1 to produce Nc1cccc(CCCc2cccc(Nc3nc(Cl)ncc3Cl)c2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.