pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.8	Datawarrior	0	-1	CNc1nnc(S(N)(=O)=O)s1	CNc1nnc(S([NH-])(=O)=O)s1	mol14139	CNc1nnc(S(N)(=O)=O)s1
7.8000002	OCHEM	0	-1	CNc1nnc(S(N)(=O)=O)s1	CNc1nnc(S([NH-])(=O)=O)s1	mol14139	CNc1nnc(S(N)(=O)=O)s1