pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.12	IUPAC digitized pKa	1	0	COC(=O)C(C(=O)OC)[n+]1ccccc1	COC(=O)[C-](C(=O)OC)[n+]1ccccc1	mol11366	COC(=O)[C-](C(=O)OC)[n+]1ccccc1