pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.5	IUPAC digitized pKa	0	-1	O=c1[nH]c(=O)n([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)cc1I	O=c1[n-]c(=O)n([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)cc1I	mol11132	O=c1[nH]c(=O)n([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)cc1I