pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-0.47	AttenGpKa training set	1	0	Cn1cnc2ncc[nH+]c2c1=O,Cn1c[nH+]c2nccnc2c1=O,Cn1cnc2[nH+]ccnc2c1=O	Cn1cnc2nccnc2c1=O	mol4783	Cn1cnc2nccnc2c1=O