pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.35	IUPAC digitized pKa	0	-1	CC(C)(CCC(=O)O)N(F)F	CC(C)(CCC(=O)[O-])N(F)F	mol9916	CC(C)(CCC(=O)O)N(F)F