pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.96	IUPAC digitized pKa	1	0	C[NH+]=C1NCC(=O)N1C	CN=C1NCC(=O)N1C	mol6705	CN=C1NCC(=O)N1C