pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.49	OCHEM	0	-1	CC(=O)OC(CC(=O)O)(CC(=O)O)C(=O)O	CC(=O)OC(CC(=O)[O-])(CC(=O)O)C(=O)O,CC(=O)OC(CC(=O)O)(CC(=O)O)C(=O)[O-]	mol33023	CC(=O)OC(CC(=O)O)(CC(=O)O)C(=O)O
2.49000000953674	QSARToolbox	0	-1	CC(=O)OC(CC(=O)O)(CC(=O)O)C(=O)O	CC(=O)OC(CC(=O)[O-])(CC(=O)O)C(=O)O,CC(=O)OC(CC(=O)O)(CC(=O)O)C(=O)[O-]	mol33023	CC(=O)OC(CC(=O)O)(CC(=O)O)C(=O)O