pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.34	IUPAC digitized pKa	0	-1	COc1ccc(NS(=O)(=O)c2ccc(N)cc2)cc1	COc1ccc([N-]S(=O)(=O)c2ccc(N)cc2)cc1	mol11926	COc1ccc(NS(=O)(=O)c2ccc(N)cc2)cc1