pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-2.98	OCHEM	1	0	[NH3+]c1c(Br)cc(Br)cc1[N+](=O)[O-]	Nc1c(Br)cc(Br)cc1[N+](=O)[O-]	mol6021	Nc1c(Br)cc(Br)cc1[N+](=O)[O-]
-2.98000001907349	QSARToolbox	1	0	[NH3+]c1c(Br)cc(Br)cc1[N+](=O)[O-]	Nc1c(Br)cc(Br)cc1[N+](=O)[O-]	mol6021	Nc1c(Br)cc(Br)cc1[N+](=O)[O-]