pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-3.51	AttenGpKa training set	1	0	Cn1cnc([N+](=O)[O-])[nH+]1,Cn1c[nH+]c([N+](=O)[O-])n1	Cn1cnc([N+](=O)[O-])n1	mol25313	Cn1cnc([N+](=O)[O-])n1