pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.15999984741211	QSARToolbox	-2	-3	O=C([O-])CN(CC[NH+](CC(=O)[O-])CC(=O)[O-])C(=O)CO	O=C([O-])CN(CCN(CC(=O)[O-])C(=O)CO)CC(=O)[O-]	mol37938	O=C(O)CN(CCN(CC(=O)O)C(=O)CO)CC(=O)O