pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
12.55	IUPAC digitized pKa	0	-1	NC(=S)c1ccccn1	[NH-]C(=S)c1ccccn1	mol9709	NC(=S)c1ccccn1
12.44	IUPAC digitized pKa	0	-1	NC(=S)c1ccccn1	[NH-]C(=S)c1ccccn1	mol9709	NC(=S)c1ccccn1