pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.4	IUPAC digitized pKa	1	0	CNc1nc(Cl)[nH+]c(C)c1N,CNc1[nH+]c(Cl)nc(C)c1N,C[NH2+]c1nc(Cl)nc(C)c1N,CNc1nc(Cl)nc(C)c1[NH3+]	CNc1nc(Cl)nc(C)c1N	mol7022	CNc1nc(Cl)nc(C)c1N