pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-0.55	AttenGpKa training set	1	0	Cc1[nH]c(Br)c([N+](=O)[O-])[nH+]1	Cc1nc([N+](=O)[O-])c(Br)[nH]1	mol25512	Cc1nc([N+](=O)[O-])c(Br)[nH]1