pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.4	IUPAC digitized pKa	2	1	CN1C(O)=c2c(ncn2C)=[NH+][C@H]1[NH3+],CN1C(O)=c2c([nH+]cn2C)=N[C@H]1[NH3+]	CN1C(O)=c2c([nH+]cn2C)=N[C@H]1N,CN1C(O)=c2c(ncn2C)=N[C@H]1[NH3+],CN1C(O)=c2c(ncn2C)=[NH+][C@H]1N	mol8249	CN1C(O)=c2c(ncn2C)=NC1N