pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.22	AttenGpKa training set	0	-1	CCC/C(=N/O)C(=O)O	CCC/C(=N/O)C(=O)[O-]	mol22250	CCC/C(=N/O)C(=O)O