Using SC(Cl)(Cl)Cl, CC(C)(C)OC(=O)NC1CCN(C(=N)N)CC1 to produce CC(C)(C)OC(=O)NC1CCN(c2nsc(Cl)n2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.