pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
10.4	IUPAC digitized pKa	0	-1	COc1ccccc1-c1ccccc1O	COc1ccccc1-c1ccccc1[O-]	mol2352	COc1ccccc1-c1ccccc1O