pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.02	IUPAC digitized pKa	0	-1	Cn1c(=O)c(O)nc2ncncc21	Cn1c(=O)c([O-])nc2ncncc21	mol10114	Cn1c(=O)c(O)nc2ncncc21