pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.39	IUPAC digitized pKa	0	-1	CC(CO)(CO)C(=O)O	CC(CO)(CO)C(=O)[O-]	mol9334	CC(CO)(CO)C(=O)O
4.61	IUPAC digitized pKa	0	-1	CC(CO)(CO)C(=O)O	CC(CO)(CO)C(=O)[O-]	mol9334	CC(CO)(CO)C(=O)O