pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.39040994644165	QSARToolbox	0	-1	O=[N+]([O-])Nc1ccc(F)cc1	O=[N+]([O-])[N-]c1ccc(F)cc1	mol23759	O=[N+]([O-])Nc1ccc(F)cc1