pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.63	IUPAC digitized pKa	0	-1	CC(C)C(CC(=O)O)(CC(=O)O)C(C)C	CC(C)C(CC(=O)[O-])(CC(=O)O)C(C)C	mol11536	CC(C)C(CC(=O)O)(CC(=O)O)C(C)C
7.68	IUPAC digitized pKa	-1	-2	CC(C)C(CC(=O)[O-])(CC(=O)O)C(C)C	CC(C)C(CC(=O)[O-])(CC(=O)[O-])C(C)C	mol11536	CC(C)C(CC(=O)O)(CC(=O)O)C(C)C