pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
1.07	IUPAC digitized pKa	0	-1	O=S(=O)(O)c1ccc(S)c2ncccc12,O=S(=O)([O-])c1ccc(S)c2[nH+]cccc12	O=S(=O)([O-])c1ccc(S)c2ncccc12	mol7761	O=S(=O)(O)c1ccc(S)c2ncccc12
7.63	IUPAC digitized pKa	-1	-2	O=S(=O)([O-])c1ccc(S)c2ncccc12	O=S(=O)([O-])c1ccc([S-])c2ncccc12	mol7761	O=S(=O)(O)c1ccc(S)c2ncccc12