pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.6149998	OCHEM	0	-1	CO[C@@H]1C[C@H]1C(=O)O	CO[C@@H]1C[C@H]1C(=O)[O-]	mol32401	COC1CC1C(=O)O