pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.42000007629395	QSARToolbox	0	-1	O=C(O)C[C@H]1CCC[C@H]1CC(=O)O	O=C([O-])C[C@H]1CCC[C@H]1CC(=O)O	mol36300	O=C(O)C[C@H]1CCC[C@H]1CC(=O)O