pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
0.65	Datawarrior	1	0	O=[N+]([O-])c1ccc([NH2+]O)cc1	O=[N+]([O-])c1ccc(NO)cc1	mol14184	O=[N+]([O-])c1ccc(NO)cc1
0.64999998	OCHEM	1	0	O=[N+]([O-])c1ccc([NH2+]O)cc1	O=[N+]([O-])c1ccc(NO)cc1	mol14184	O=[N+]([O-])c1ccc(NO)cc1
0.649999976158142	QSARToolbox	1	0	O=[N+]([O-])c1ccc([NH2+]O)cc1	O=[N+]([O-])c1ccc(NO)cc1	mol14184	O=[N+]([O-])c1ccc(NO)cc1