pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
0.920000016689301	QSARToolbox	0	-1	O=[N+]([O-])c1n[nH]c(-n2cnc([N+](=O)[O-])n2)n1	O=[N+]([O-])c1n[n-]c(-n2cnc([N+](=O)[O-])n2)n1	mol35941	O=[N+]([O-])c1n[nH]c(-n2cnc([N+](=O)[O-])n2)n1