pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.32	IUPAC digitized pKa	0	-1	O=C(O)CCOc1ccccc1	O=C([O-])CCOc1ccccc1	mol10887	O=C(O)CCOc1ccccc1
4.27	AttenGpKa training set	0	-1	O=C(O)CCOc1ccccc1	O=C([O-])CCOc1ccccc1	mol10887	O=C(O)CCOc1ccccc1