pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.51	OCHEM	0	-1	O=[N+]([O-])c1ccc(S(=O)(=O)Nc2cccc([N+](=O)[O-])c2)cc1	O=[N+]([O-])c1ccc(S(=O)(=O)[N-]c2cccc([N+](=O)[O-])c2)cc1	mol18856	O=[N+]([O-])c1ccc(S(=O)(=O)Nc2cccc([N+](=O)[O-])c2)cc1