Using Nc1ccc2nc(NCCN3CCCC3)sc2c1, N=C(Sc1ccccc1)c1cccs1 to produce N=C(Nc1ccc2nc(NCCN3CCCC3)sc2c1)c1cccs1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.