pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.7	AttenGpKa training set	0	-1	NC(=O)C[NH2+]CC(=O)[O-]	NC(=O)CNCC(=O)[O-]	mol29308	NC(=O)CNCC(=O)O