pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
11.87	IUPAC digitized pKa	0	-1	C[C@@H]1CNC(=O)NC1=O	C[C@@H]1C[N-]C(=O)NC1=O,C[C@@H]1CNC(=O)[N-]C1=O	mol9409	CC1CNC(=O)NC1=O