pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.739	IUPAC digitized pKa	0	-1	C=CCCCSCC(=O)O	C=CCCCSCC(=O)[O-]	mol10247	C=CCCCSCC(=O)O