pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.20000004768372	QSARToolbox	0	-1	O=[N+]([O-])c1ccc(O)c([N+](=O)[O-])n1	O=[N+]([O-])c1ccc([O-])c([N+](=O)[O-])n1	mol37579	O=[N+]([O-])c1ccc(O)c([N+](=O)[O-])n1