pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.45	IUPAC digitized pKa	0	-1	Cn1c(=O)nc(O)c2nccnc21	Cn1c(=O)nc([O-])c2nccnc21	mol4773	Cn1c(=O)nc(O)c2nccnc21
8.57	IUPAC digitized pKa	0	-1	Cn1c(=O)nc(O)c2nccnc21	Cn1c(=O)nc([O-])c2nccnc21	mol4773	Cn1c(=O)nc(O)c2nccnc21