pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.3	Datawarrior	0	-1	Oc1onc(-c2ccccc2)c1Br	[O-]c1onc(-c2ccccc2)c1Br	mol13800	Oc1onc(-c2ccccc2)c1Br