pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
11.6000003814697	QSARToolbox	0	-1	OO	[O-]O	mol31332	OO
11.57	AttenGpKa training set	0	-1	OO	[O-]O	mol31332	OO