pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-1.2	Hunt	1	0	[NH3+]c1ccc([N+](=O)[O-])c([N+](=O)[O-])c1	Nc1ccc([N+](=O)[O-])c([N+](=O)[O-])c1	mol1674	Nc1ccc([N+](=O)[O-])c([N+](=O)[O-])c1