pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
1.79	OCHEM	0	-1	O=C(O)C(F)=C(F)F	O=C([O-])C(F)=C(F)F	mol2557	O=C(O)C(F)=C(F)F
1.78999996185303	QSARToolbox	0	-1	O=C(O)C(F)=C(F)F	O=C([O-])C(F)=C(F)F	mol2557	O=C(O)C(F)=C(F)F