pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.98	IUPAC digitized pKa	0	-1	COC(=O)C(C)(C)C(C)(C)C(=O)O	COC(=O)C(C)(C)C(C)(C)C(=O)[O-]	mol10926	COC(=O)C(C)(C)C(C)(C)C(=O)O
5.48	IUPAC digitized pKa	0	-1	COC(=O)C(C)(C)C(C)(C)C(=O)O	COC(=O)C(C)(C)C(C)(C)C(=O)[O-]	mol10926	COC(=O)C(C)(C)C(C)(C)C(=O)O
4.98000001907349	QSARToolbox	0	-1	COC(=O)C(C)(C)C(C)(C)C(=O)O	COC(=O)C(C)(C)C(C)(C)C(=O)[O-]	mol10926	COC(=O)C(C)(C)C(C)(C)C(=O)O