pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.33999991416931	QSARToolbox	0	-1	O=C(O)c1ccccc1C(=O)Nc1ccccc1O	O=C([O-])c1ccccc1C(=O)Nc1ccccc1O	mol36719	O=C(O)c1ccccc1C(=O)Nc1ccccc1O