pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.17	IUPAC digitized pKa	0	-1	Nc1c(F)c(F)c(C(=O)O)c(F)c1F	Nc1c(F)c(F)c(C(=O)[O-])c(F)c1F	mol10029	Nc1c(F)c(F)c(C(=O)O)c(F)c1F