pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
18.8600006103516	QSARToolbox	-1	-2	[O-]c1ccc2[nH]ccc2c1	[O-]c1ccc2[n-]ccc2c1	mol33896	Oc1ccc2[nH]ccc2c1