pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
1.75	AttenGpKa training set	2	1	[NH2+]=C1CSC=C1[NH3+]	NC1=CSCC1=[NH2+]	mol25278	N=C1CSC=C1N