pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-1.093333333	AttenGpKa training set	1	0	O=[N+]([O-])c1ccc[n+](O)c1	O=[N+]([O-])c1ccc[n+]([O-])c1	mol25177	O=[N+]([O-])c1ccc[n+](O)c1