pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-0.4	IUPAC digitized pKa	2	1	Cn1c(O)nc2c(c1=O)[NH+]=CC[NH+]2CCO,Cn1c(O)[nH+]c2c(c1=O)N=CC[NH+]2CCO,Cn1c(O)[nH+]c2c(c1=O)[NH+]=CCN2CCO	Cn1c(O)nc2c(c1=O)[NH+]=CCN2CCO,Cn1c(O)nc2c(c1=O)N=CC[NH+]2CCO,Cn1c(O)[nH+]c2c(c1=O)N=CCN2CCO	mol8223	Cn1c(O)nc2c(c1=O)N=CCN2CCO
10.35	IUPAC digitized pKa	-1	-2	Cn1c([O-])nc2c(c1=O)N=CCN2CCO	Cn1c([O-])nc2c(c1=O)N=CCN2CC[O-]	mol8223	Cn1c(O)nc2c(c1=O)N=CCN2CCO