pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.32999992370606	QSARToolbox	0	-1	[NH3+][C@H](CO)C(=O)NCC(=O)[O-]	N[C@H](CO)C(=O)NCC(=O)[O-]	mol35076	NC(CO)C(=O)NCC(=O)O
3.09999990463257	QSARToolbox	1	0	[NH3+][C@H](CO)C(=O)NCC(=O)O	[NH3+][C@H](CO)C(=O)NCC(=O)[O-]	mol35076	NC(CO)C(=O)NCC(=O)O