pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.65	OCHEM	0	-1	C[C@H](O)[C@H](C)C(=O)O	C[C@H](O)[C@H](C)C(=O)[O-]	mol22221	CC(O)C(C)C(=O)O
4.65000009536743	QSARToolbox	0	-1	C[C@H](O)[C@H](C)C(=O)O	C[C@H](O)[C@H](C)C(=O)[O-]	mol22221	CC(O)C(C)C(=O)O