pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.59	Datawarrior	0	-1	C[C@@H](CC(=O)O)C(N)=O	C[C@@H](CC(=O)[O-])C(N)=O	mol13519	CC(CC(=O)O)C(N)=O
4.5900002	OCHEM	0	-1	C[C@@H](CC(=O)O)C(N)=O	C[C@@H](CC(=O)[O-])C(N)=O	mol13519	CC(CC(=O)O)C(N)=O
4.59000015258789	QSARToolbox	0	-1	C[C@@H](CC(=O)O)C(N)=O	C[C@@H](CC(=O)[O-])C(N)=O	mol13519	CC(CC(=O)O)C(N)=O