pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.34000015258789	QSARToolbox	0	-1	O=C1C=C(O)CCC1	O=C1C=C([O-])CCC1	mol8694	O=C1C=C(O)CCC1
5.255	AttenGpKa training set	0	-1	O=C1C=C(O)CCC1	O=C1C=C([O-])CCC1	mol8694	O=C1C=C(O)CCC1