pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.5	IUPAC digitized pKa	0	-1	CC(=O)C(=NO)C(C)C	CC(=O)C(=N[O-])C(C)C	mol9798	CC(=O)C(=NO)C(C)C