pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.7	OCHEM	0	-1	O=C(O)c1cc2cc(F)c(O)c(F)c2oc1=O	O=C([O-])c1cc2cc(F)c(O)c(F)c2oc1=O	mol20717	O=C(O)c1cc2cc(F)c(O)c(F)c2oc1=O