pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
1.5	IUPAC digitized pKa	1	0	C[S+](C)CC(=O)O	C[S+](C)CC(=O)[O-]	mol9237	C[S+](C)CC(=O)O