pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
11.1499996185303	QSARToolbox	-2	-3	O=C([O-])c1cc(N=Nc2ccc(S(=O)(=O)[O-])c([N+](=O)[O-])c2)ccc1O	O=C([O-])c1cc(N=Nc2ccc(S(=O)(=O)[O-])c([N+](=O)[O-])c2)ccc1[O-]	mol37933	O=C(O)c1cc(N=Nc2ccc(S(=O)(=O)O)c([N+](=O)[O-])c2)ccc1O