pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.37	AttenGpKa training set	-1	-2	O=C(O)Cc1ccc(S(=O)(=O)[O-])cc1	O=C([O-])Cc1ccc(S(=O)(=O)[O-])cc1	mol23491	O=C(O)Cc1ccc(S(=O)(=O)O)cc1