pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
11.34	IUPAC digitized pKa	0	-1	NNC(=O)c1ccccc1[N+](=O)[O-]	N[N-]C(=O)c1ccccc1[N+](=O)[O-]	mol10155	NNC(=O)c1ccccc1[N+](=O)[O-]
2.48	IUPAC digitized pKa	1	0	[NH3+]NC(=O)c1ccccc1[N+](=O)[O-]	NNC(=O)c1ccccc1[N+](=O)[O-]	mol10155	NNC(=O)c1ccccc1[N+](=O)[O-]