pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.08	IUPAC digitized pKa	1	0	Cn1cc(C(N)=O)c[nH+]c1=N,Cn1cc(C(N)=O)cnc1=[NH2+]	Cn1cc(C(N)=O)cnc1=N	mol7211	Cn1cc(C(N)=O)cnc1=N