pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.8	IUPAC digitized pKa	1	0	CC(C)C[C@H]([NH3+])C(N)=O	CC(C)C[C@H](N)C(N)=O	mol5416	CC(C)C[C@H](N)C(N)=O