Using O=N[O-], Cc1sc(C(=O)NN)c(S(N)(=O)=O)c1C#N to produce Cc1sc(C(=O)N=[N+]=[N-])c(S(N)(=O)=O)c1C#N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.