Using CS(=O)(=O)c1cnc2c(c1)cc(-c1ncccn1)n2S(=O)(=O)c1ccccc1 to produce CS(=O)(=O)c1cnc2[nH]c(-c3ncccn3)cc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.