pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
1.25	AttenGpKa training set	1	0	C[n+]1cnc(O)c2nccnc21	C[n+]1cnc([O-])c2nccnc21	mol26207	C[n+]1cnc(O)c2nccnc21