pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.505	AttenGpKa training set	0	-1	O=[N+]([O-])c1cn[nH]c1	O=[N+]([O-])c1cn[n-]c1	mol6918	O=[N+]([O-])c1cn[nH]c1
-1.83	AttenGpKa training set	1	0	O=[N+]([O-])c1c[nH][nH+]c1	O=[N+]([O-])c1cn[nH]c1	mol6918	O=[N+]([O-])c1cn[nH]c1