pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.1	IUPAC digitized pKa	0	-1	O=[N+]([O-])C=Cc1cccc(O)c1	O=[N+]([O-])C=Cc1cccc([O-])c1	mol10551	O=[N+]([O-])C=Cc1cccc(O)c1
9.0500002	OCHEM	0	-1	O=[N+]([O-])C=Cc1cccc(O)c1	O=[N+]([O-])C=Cc1cccc([O-])c1	mol10551	O=[N+]([O-])C=Cc1cccc(O)c1
9.07999992370606	QSARToolbox	0	-1	O=[N+]([O-])C=Cc1cccc(O)c1	O=[N+]([O-])C=Cc1cccc([O-])c1	mol10551	O=[N+]([O-])C=Cc1cccc(O)c1