pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.40000009536743	QSARToolbox	0	-1	COc1ccc2[nH]cc(CC(=O)O)c2c1	COc1ccc2[nH]cc(CC(=O)[O-])c2c1	mol33853	COc1ccc2[nH]cc(CC(=O)O)c2c1