pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.2	OCHEM	0	-1	CCCOc1cccc(C(=O)O)c1	CCCOc1cccc(C(=O)[O-])c1	mol2386	CCCOc1cccc(C(=O)O)c1
4.19999980926514	QSARToolbox	0	-1	CCCOc1cccc(C(=O)O)c1	CCCOc1cccc(C(=O)[O-])c1	mol2386	CCCOc1cccc(C(=O)O)c1