pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.5	Hunt	0	-1	O=C(O)c1cc(/N=N/c2ccc(Cl)cc2)ccc1O	O=C([O-])c1cc(/N=N/c2ccc(Cl)cc2)ccc1O	mol818	O=C(O)c1cc(/N=N/c2ccc(Cl)cc2)ccc1O