Using Sc1ccc2ccccc2c1, Nc1nc(Cl)nc2c1ncn2Cc1ccccc1 to produce Nc1nc(Sc2ccc3ccccc3c2)nc2c1ncn2Cc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.