pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.683	IUPAC digitized pKa	0	-1	C=CCSCC(=O)O	C=CCSCC(=O)[O-]	mol9412	C=CCSCC(=O)O