pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
12.81	IUPAC digitized pKa	0	-1	NNC(N)=S	[NH-]C(=S)NN,N[N-]C(N)=S	mol8912	NNC(N)=S
13.42	IUPAC digitized pKa	0	-1	NNC(N)=S	[NH-]C(=S)NN,N[N-]C(N)=S	mol8912	NNC(N)=S
1.88	IUPAC digitized pKa	1	0	NC(=S)N[NH3+]	NNC(N)=S	mol8912	NNC(N)=S
1.82000005245209	QSARToolbox	1	0	NC(=S)N[NH3+]	NNC(N)=S	mol8912	NNC(N)=S