pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.75999999046326	QSARToolbox	0	-1	CO[C@H](C(=O)O)[C@H](OC)C(=O)O	CO[C@H](C(=O)[O-])[C@H](OC)C(=O)O	mol37590	CO[C@H](C(=O)O)[C@H](OC)C(=O)O