pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.62	IUPAC digitized pKa	1	0	[NH3+]c1ccc2cc([N+](=O)[O-])ccc2c1	Nc1ccc2cc([N+](=O)[O-])ccc2c1	mol1212	Nc1ccc2cc([N+](=O)[O-])ccc2c1
2.9	Datawarrior	1	0	[NH3+]c1ccc2cc([N+](=O)[O-])ccc2c1	Nc1ccc2cc([N+](=O)[O-])ccc2c1	mol1212	Nc1ccc2cc([N+](=O)[O-])ccc2c1
2.9000001	OCHEM	1	0	[NH3+]c1ccc2cc([N+](=O)[O-])ccc2c1	Nc1ccc2cc([N+](=O)[O-])ccc2c1	mol1212	Nc1ccc2cc([N+](=O)[O-])ccc2c1
2.90000009536743	QSARToolbox	1	0	[NH3+]c1ccc2cc([N+](=O)[O-])ccc2c1	Nc1ccc2cc([N+](=O)[O-])ccc2c1	mol1212	Nc1ccc2cc([N+](=O)[O-])ccc2c1
2.61999988555908	QSARToolbox	1	0	[NH3+]c1ccc2cc([N+](=O)[O-])ccc2c1	Nc1ccc2cc([N+](=O)[O-])ccc2c1	mol1212	Nc1ccc2cc([N+](=O)[O-])ccc2c1