pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-0.97	IUPAC digitized pKa	1	0	CC(=O)c1oc[nH+]c1C	CC(=O)c1ocnc1C	mol6747	CC(=O)c1ocnc1C