pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.8	Baltruschat ChEMBL	-1	-2	O=C([O-])CCCCc1cc(=O)oc2cc(O)ccc12	O=C([O-])CCCCc1cc(=O)oc2cc([O-])ccc12	mol21570	O=C(O)CCCCc1cc(=O)oc2cc(O)ccc12