pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.49	SAMPL7	0	-1	O=C(CCc1ccccc1)NS(=O)(=O)c1ccccc1	O=C(CCc1ccccc1)[N-]S(=O)(=O)c1ccccc1	SM25	O=C(CCc1ccccc1)NS(=O)(=O)c1ccccc1