pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.67999982833862	QSARToolbox	-1	-2	O=[N+]([O-])c1ccc(/N=N/c2ccc(O)c3cc(S(=O)(=O)[O-])ccc23)cc1	O=[N+]([O-])c1ccc(/N=N/c2ccc([O-])c3cc(S(=O)(=O)[O-])ccc23)cc1	mol37951	O=[N+]([O-])c1ccc(/N=N/c2ccc(O)c3cc(S(=O)(=O)O)ccc23)cc1