Using N#Cc1cccc(C(=O)C(Br)n2cncn2)c1, Cc1cccc(NC(N)=S)n1 to produce Cc1cccc(Nc2nc(-c3cccc(C#N)c3)c(-n3cncn3)s2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.