pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.87	AttenGpKa training set	0	-1	C/C(=N\O)C(N)=O	C/C(=N\[O-])C(N)=O	mol31490	C/C(=N\O)C(N)=O