Using Fc1cccc2ncnc(Cl)c12, Nc1ccc2c(cnn2Cc2ccccn2)c1 to produce Fc1cccc2ncnc(Nc3ccc4c(cnn4Cc4ccccn4)c3)c12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.