pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-1.93	AttenGpKa training set	1	0	Cc1cc(Br)cc(C)c1C(N)=[OH+]	Cc1cc(Br)cc(C)c1C(N)=O	mol27271	Cc1cc(Br)cc(C)c1C(N)=O