pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.27999997138977	QSARToolbox	0	-1	Cn1nn[nH]c1=S	Cn1nn[n-]c1=S	mol25863	Cn1nn[nH]c1=S