pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.5	IUPAC digitized pKa	1	0	Cc1[nH+]c(=N)n(C)cc1C(N)=O,Cc1nc(=[NH2+])n(C)cc1C(N)=O	Cc1nc(=N)n(C)cc1C(N)=O	mol7210	Cc1nc(=N)n(C)cc1C(N)=O