pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-0.64	AttenGpKa training set	1	0	O=[N+]([O-])c1ccc(-n2ccc[nH+]2)cc1	O=[N+]([O-])c1ccc(-n2cccn2)cc1	mol6919	O=[N+]([O-])c1ccc(-n2cccn2)cc1