pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.05	IUPAC digitized pKa	1	0	Cn1c(=O)cnc2cnc([NH3+])nc21,Cn1c(=O)cnc2cnc(N)[nH+]c21,Cn1c(=O)cnc2c[nH+]c(N)nc21,Cn1c(=O)c[nH+]c2cnc(N)nc21	Cn1c(=O)cnc2cnc(N)nc21	mol4717	Cn1c(=O)cnc2cnc(N)nc21