pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
11.0	QSARToolbox	-2	-3	O=C([O-])C[C](O)C(=O)[O-]	""	mol37345	O=C(O)C[C](O)C(=O)O