pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.8	AttenGpKa training set	0	-1	CC(C)(C)C(=O)CCC(=O)O	CC(C)(C)C(=O)CCC(=O)[O-]	mol22342	CC(C)(C)C(=O)CCC(=O)O