pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.79999995231628	QSARToolbox	0	-1	O=C(O)[C@H]1C[C@H](C(=O)O)C[C@@H](C(=O)O)C1	O=C([O-])[C@@H]1C[C@@H](C(=O)O)C[C@@H](C(=O)O)C1	mol38549	O=C(O)C1CC(C(=O)O)CC(C(=O)O)C1