pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-0.45	AttenGpKa training set	1	0	CC(=O)c1cccc[n+]1O	CC(=O)c1cccc[n+]1[O-]	mol25170	CC(=O)c1cccc[n+]1O