pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.90000009536743	QSARToolbox	0	-1	CC(C)=C1[C@@H]2C=C(C(=O)O)[C@H]1C=C2C(=O)O	CC(C)=C1[C@@H]2C=C(C(=O)O)[C@H]1C=C2C(=O)[O-]	mol35058	CC(C)=C1C2C=C(C(=O)O)C1C=C2C(=O)O