Using O=C(CBr)c1ccncc1, CC(C)(C)OC(=O)N1CCC[C@@H]1C(N)=S to produce CC(C)(C)OC(=O)N1CCC[C@@H]1c1nc(-c2ccncc2)cs1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.