pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-2.22	AttenGpKa training set	1	0	COn1[nH+]nc2c([N+](=O)[O-])cccc21,COn1n[nH+]c2c([N+](=O)[O-])cccc21	COn1nnc2c([N+](=O)[O-])cccc21	mol26493	COn1nnc2c([N+](=O)[O-])cccc21