pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.9300000667572	QSARToolbox	0	-1	CC1=C(C2=C(C)C(=O)C(O)=CC2=O)C(=O)C=C(O)C1=O	CC1=C(C2=C(C)C(=O)C(O)=CC2=O)C(=O)C=C([O-])C1=O	mol34935	CC1=C(C2=C(C)C(=O)C(O)=CC2=O)C(=O)C=C(O)C1=O