pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.23	IUPAC digitized pKa	0	-1	C[C@@H](CC(=O)O)ON,C[C@@H](CC(=O)[O-])O[NH3+]	C[C@@H](CC(=O)[O-])ON	mol8495	CC(CC(=O)O)ON
3.83	IUPAC digitized pKa	1	0	C[C@@H](CC(=O)O)O[NH3+]	C[C@@H](CC(=O)O)ON,C[C@@H](CC(=O)[O-])O[NH3+]	mol8495	CC(CC(=O)O)ON