pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.78	IUPAC digitized pKa	-1	-2	CC(=O)OCC(C=NO)=N[O-],CC(=O)OCC(C=N[O-])=NO	CC(=O)OCC(C=N[O-])=N[O-]	mol9789	CC(=O)OCC(C=NO)=NO