pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-2.32	IUPAC digitized pKa	1	0	Cc1[nH+]oc(C)c1Br	Cc1noc(C)c1Br	mol6719	Cc1noc(C)c1Br