pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.86	IUPAC digitized pKa	0	-1	O=C(O)c1cc([N+](=O)[O-])cs1	O=C([O-])c1cc([N+](=O)[O-])cs1	mol9480	O=C(O)c1cc([N+](=O)[O-])cs1
2.81	IUPAC digitized pKa	0	-1	O=C(O)c1cc([N+](=O)[O-])cs1	O=C([O-])c1cc([N+](=O)[O-])cs1	mol9480	O=C(O)c1cc([N+](=O)[O-])cs1
2.83	Datawarrior	0	-1	O=C(O)c1cc([N+](=O)[O-])cs1	O=C([O-])c1cc([N+](=O)[O-])cs1	mol9480	O=C(O)c1cc([N+](=O)[O-])cs1
2.8299999	OCHEM	0	-1	O=C(O)c1cc([N+](=O)[O-])cs1	O=C([O-])c1cc([N+](=O)[O-])cs1	mol9480	O=C(O)c1cc([N+](=O)[O-])cs1
2.80999994277954	QSARToolbox	0	-1	O=C(O)c1cc([N+](=O)[O-])cs1	O=C([O-])c1cc([N+](=O)[O-])cs1	mol9480	O=C(O)c1cc([N+](=O)[O-])cs1
2.85999989509583	QSARToolbox	0	-1	O=C(O)c1cc([N+](=O)[O-])cs1	O=C([O-])c1cc([N+](=O)[O-])cs1	mol9480	O=C(O)c1cc([N+](=O)[O-])cs1
2.84	AttenGpKa training set	0	-1	O=C(O)c1cc([N+](=O)[O-])cs1	O=C([O-])c1cc([N+](=O)[O-])cs1	mol9480	O=C(O)c1cc([N+](=O)[O-])cs1