pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.21000003814697	QSARToolbox	0	-1	O=[N+]([O-])c1ccc(/N=N/c2ccc(O)cc2)cc1	O=[N+]([O-])c1ccc(/N=N/c2ccc([O-])cc2)cc1	mol30781	O=[N+]([O-])c1ccc(/N=N/c2ccc(O)cc2)cc1