pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.82	IUPAC digitized pKa	0	-1	Cn1c(=O)c2nc(C(=O)O)c(=O)n(C)c2n(C)c1=O	Cn1c(=O)c2nc(C(=O)[O-])c(=O)n(C)c2n(C)c1=O	mol11354	Cn1c(=O)c2nc(C(=O)O)c(=O)n(C)c2n(C)c1=O