pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.03	AttenGpKa training set	0	-1	O=C1CCCS(=O)(=O)C1	O=C1[CH-]S(=O)(=O)CCC1	mol26817	O=C1CCCS(=O)(=O)C1