pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
0.83	IUPAC digitized pKa	1	0	CCOC(=O)c1oc[nH+]c1C	CCOC(=O)c1ocnc1C	mol6757	CCOC(=O)c1ocnc1C