pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-2.89	AttenGpKa training set	1	0	Cc1cc([N+](=O)[O-])cc(Br)[n+]1O	Cc1cc([N+](=O)[O-])cc(Br)[n+]1[O-]	mol25201	Cc1cc([N+](=O)[O-])cc(Br)[n+]1O