pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-1.5	OCHEM	1	0	COc1[nH+]cc(Br)cc1Br	COc1ncc(Br)cc1Br	mol6413	COc1ncc(Br)cc1Br