pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.79	Datawarrior	0	-1	O=C(O)C1CCC1	O=C([O-])C1CCC1	mol16004	O=C(O)C1CCC1
4.78	OCHEM	0	-1	O=C(O)C1CCC1	O=C([O-])C1CCC1	mol16004	O=C(O)C1CCC1
4.78999996185303	QSARToolbox	0	-1	O=C(O)C1CCC1	O=C([O-])C1CCC1	mol16004	O=C(O)C1CCC1
7.23000001907349	QSARToolbox	0	-1	O=C(O)C1CCC1	O=C([O-])C1CCC1	mol16004	O=C(O)C1CCC1