pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.3	IUPAC digitized pKa	1	0	NC(=O)[C@@H]([NH3+])CO	NC(=O)[C@@H](N)CO	mol5472	NC(=O)[C@@H](N)CO