Using Cc1nc(Cl)cc([C@@H]2C[C@H]2c2nc3ccccc3n2C)n1, NN to produce Cc1nc(NN)cc([C@@H]2C[C@H]2c2nc3ccccc3n2C)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.