pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.35	AttenGpKa training set	0	-1	NC(=O)c1nnn[nH]1	NC(=O)c1nnn[n-]1	mol25272	NC(=O)c1nnn[nH]1