pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
10.6	IUPAC digitized pKa	0	-1	CN1CC(=O)NC(=O)N1	CN1CC(=O)NC(=O)[N-]1	mol9210	CN1CC(=O)NC(=O)N1