pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.9	IUPAC digitized pKa	0	-1	NC(N)=[NH+]CCO[P@](=O)([O-])OC[C@H]([NH3+])C(=O)[O-]	NC(N)=NCCO[P@](=O)([O-])OC[C@H]([NH3+])C(=O)[O-],NC(N)=[NH+]CCO[P@](=O)([O-])OC[C@H](N)C(=O)[O-]	mol5417	NC(N)=NCCOP(=O)(O)OC[C@H](N)C(=O)O