pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.26	IUPAC digitized pKa	0	-1	CCCCc1c(O)ncnc1O	CCCCc1c([O-])ncnc1O	mol7202	CCCCc1c(O)ncnc1O
6.26000022888184	QSARToolbox	0	-1	CCCCc1c(O)ncnc1O	CCCCc1c([O-])ncnc1O	mol7202	CCCCc1c(O)ncnc1O
-0.540000021457672	QSARToolbox	1	0	CCCCc1c(O)nc[nH+]c1O	CCCCc1c(O)ncnc1O	mol7202	CCCCc1c(O)ncnc1O