pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.9300000667572	QSARToolbox	0	-1	CC(C)(CC(=O)O)C(=O)O	CC(C)(CC(=O)O)C(=O)[O-],CC(C)(CC(=O)[O-])C(=O)O	mol33813	CC(C)(CC(=O)O)C(=O)O
4.15000009536743	QSARToolbox	0	-1	CC(C)(CC(=O)O)C(=O)O	CC(C)(CC(=O)O)C(=O)[O-],CC(C)(CC(=O)[O-])C(=O)O	mol33813	CC(C)(CC(=O)O)C(=O)O
6.40000009536743	QSARToolbox	-1	-2	CC(C)(CC(=O)O)C(=O)[O-],CC(C)(CC(=O)[O-])C(=O)O	CC(C)(CC(=O)[O-])C(=O)[O-]	mol33813	CC(C)(CC(=O)O)C(=O)O