pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.34999990463257	QSARToolbox	0	-1	C=C(C(=O)O)c1ccccc1	C=C(C(=O)[O-])c1ccccc1	mol23271	C=C(C(=O)O)c1ccccc1
4.44	AttenGpKa training set	0	-1	C=C(C(=O)O)c1ccccc1	C=C(C(=O)[O-])c1ccccc1	mol23271	C=C(C(=O)O)c1ccccc1