Using Cc1ccc2nc(N3CCS(=O)(=O)c4ccccc4C3)cc(NCCC#N)c2c1, [N-]=[N+]=[N-] to produce Cc1ccc2nc(N3CCS(=O)(=O)c4ccccc4C3)cc(NCCc3nnn[nH]3)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.