pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.28	Datawarrior	0	-1	O=C(O)c1ccc[nH]c1=O	O=C([O-])c1ccc[nH]c1=O	mol13085	O=C(O)c1ccc[nH]c1=O
5.2800002	OCHEM	0	-1	O=C(O)c1ccc[nH]c1=O	O=C([O-])c1ccc[nH]c1=O	mol13085	O=C(O)c1ccc[nH]c1=O
5.28000020980835	QSARToolbox	0	-1	O=C(O)c1ccc[nH]c1=O	O=C([O-])c1ccc[nH]c1=O	mol13085	O=C(O)c1ccc[nH]c1=O