pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
1.86	AttenGpKa training set	0	-1	N#C/C(=N\O)C(=O)O	N#C/C(=N\O)C(=O)[O-]	mol22209	N#C/C(=N\O)C(=O)O