pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
11.36	IUPAC digitized pKa	0	-1	NNC(=O)c1cccc([N+](=O)[O-])c1	N[N-]C(=O)c1cccc([N+](=O)[O-])c1	mol10156	NNC(=O)c1cccc([N+](=O)[O-])c1
2.73	IUPAC digitized pKa	1	0	[NH3+]NC(=O)c1cccc([N+](=O)[O-])c1	NNC(=O)c1cccc([N+](=O)[O-])c1	mol10156	NNC(=O)c1cccc([N+](=O)[O-])c1