pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.8	Datawarrior	0	-1	NS(=O)(=O)c1nc2ccccc2s1	[NH-]S(=O)(=O)c1nc2ccccc2s1	mol13767	NS(=O)(=O)c1nc2ccccc2s1
7.9	OCHEM	0	-1	NS(=O)(=O)c1nc2ccccc2s1	[NH-]S(=O)(=O)c1nc2ccccc2s1	mol13767	NS(=O)(=O)c1nc2ccccc2s1
7.8000002	OCHEM	0	-1	NS(=O)(=O)c1nc2ccccc2s1	[NH-]S(=O)(=O)c1nc2ccccc2s1	mol13767	NS(=O)(=O)c1nc2ccccc2s1