pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.15	IUPAC digitized pKa	1	0	C[C@@H]([NH3+])C(N)=NO	C[C@@H](N)C(N)=NO	mol5869	CC(N)C(N)=NO
3.65	IUPAC digitized pKa	2	1	C[C@@H]([NH3+])C(N)=[NH+]O	C[C@@H]([NH3+])C(N)=NO	mol5869	CC(N)C(N)=NO