pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.91	SAMPL7	0	-1	CC(=O)NS(=O)(=O)CCc1ccccc1	CC(=O)[N-]S(=O)(=O)CCc1ccccc1	SM26	CC(=O)NS(=O)(=O)CCc1ccccc1