pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
1.4	IUPAC digitized pKa	0	-1	O=C1C(O)=C(F)C(=O)C(O)=C1F	O=C1C(O)=C(F)C(=O)C([O-])=C1F	mol9610	O=C1C(O)=C(F)C(=O)C(O)=C1F
1.39999997615814	QSARToolbox	0	-1	O=C1C(O)=C(F)C(=O)C(O)=C1F	O=C1C(O)=C(F)C(=O)C([O-])=C1F	mol9610	O=C1C(O)=C(F)C(=O)C(O)=C1F
3.3	IUPAC digitized pKa	-1	-2	O=C1C(O)=C(F)C(=O)C([O-])=C1F	O=C1C([O-])=C(F)C(=O)C([O-])=C1F	mol9610	O=C1C(O)=C(F)C(=O)C(O)=C1F