pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.24	IUPAC digitized pKa	0	-1	[NH3+][C@@H](C(=O)[O-])[C@@H](O)[C@H](O)[C@H](O)CO	N[C@@H](C(=O)[O-])[C@@H](O)[C@H](O)[C@H](O)CO	mol9825	N[C@@H](C(=O)O)[C@@H](O)[C@H](O)[C@H](O)CO