pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.74	IUPAC digitized pKa	0	-1	O=[N+]([O-])c1ccc(-c2ccccc2)cc1O	O=[N+]([O-])c1ccc(-c2ccccc2)cc1[O-]	mol785	O=[N+]([O-])c1ccc(-c2ccccc2)cc1O
6.73	OCHEM	0	-1	O=[N+]([O-])c1ccc(-c2ccccc2)cc1O	O=[N+]([O-])c1ccc(-c2ccccc2)cc1[O-]	mol785	O=[N+]([O-])c1ccc(-c2ccccc2)cc1O
6.73999977111816	QSARToolbox	0	-1	O=[N+]([O-])c1ccc(-c2ccccc2)cc1O	O=[N+]([O-])c1ccc(-c2ccccc2)cc1[O-]	mol785	O=[N+]([O-])c1ccc(-c2ccccc2)cc1O