pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.13	OCHEM	2	1	""	NC(=[NH2+])NN=O	mol28001	N=C(N)NN=O
2.1	AttenGpKa training set	2	1	""	NC(=[NH2+])NN=O	mol28001	N=C(N)NN=O
11.7	AttenGpKa training set	-1	-2	[N-]=C(N)NN=O,N=C(N)[N-]N=O	[N-]=C(N)[N-]N=O,[N-]=C([NH-])NN=O,N=C([NH-])[N-]N=O	mol28001	N=C(N)NN=O