pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
11.0	IUPAC digitized pKa	0	-1	CCOC(=O)[C@@H](N)C(C)=O	CCOC(=O)[C-](N)C(C)=O	mol9803	CCOC(=O)C(N)C(C)=O
5.2	IUPAC digitized pKa	1	0	CCOC(=O)[C@@H]([NH3+])C(C)=O	CCOC(=O)[C@@H](N)C(C)=O	mol9803	CCOC(=O)C(N)C(C)=O