pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.84	AttenGpKa training set	0	-1	O=C(O)c1ccc(Br)o1	O=C([O-])c1ccc(Br)o1	mol25930	O=C(O)c1ccc(Br)o1