pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
0.34	Datawarrior	1	0	[NH3+]c1nnnn1-c1ccc([N+](=O)[O-])cc1	Nc1nnnn1-c1ccc([N+](=O)[O-])cc1	mol4303	Nc1nnnn1-c1ccc([N+](=O)[O-])cc1
0.340000003576279	QSARToolbox	1	0	[NH3+]c1nnnn1-c1ccc([N+](=O)[O-])cc1	Nc1nnnn1-c1ccc([N+](=O)[O-])cc1	mol4303	Nc1nnnn1-c1ccc([N+](=O)[O-])cc1