pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.20000004768372	QSARToolbox	1	0	O=C(O)[C@H](CO)[NH2+]Cc1ccccc1	O=C([O-])[C@H](CO)[NH2+]Cc1ccccc1	mol38271	O=C(O)C(CO)NCc1ccccc1