pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.91000008583069	QSARToolbox	0	-1	C=C(CC)C(CCCC)(C(=O)O)C(=O)O	C=C(CC)C(CCCC)(C(=O)[O-])C(=O)O	mol34162	C=C(CC)C(CCCC)(C(=O)O)C(=O)O