pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-1.65	AttenGpKa training set	1	0	Cn1cc(Br)[nH+]n1,Cn1cc(Br)n[nH+]1	Cn1cc(Br)nn1	mol7648	Cn1cc(Br)nn1