pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.06	IUPAC digitized pKa	1	0	NNc1nc(Cc2ccccc2)[nH+]c(NN)c1[N+](=O)[O-],NNc1nc(Cc2ccccc2)nc([NH2+]N)c1[N+](=O)[O-],NNc1nc(Cc2ccccc2)nc(N[NH3+])c1[N+](=O)[O-]	NNc1nc(Cc2ccccc2)nc(NN)c1[N+](=O)[O-]	mol7130	NNc1nc(Cc2ccccc2)nc(NN)c1[N+](=O)[O-]