pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.1	OCHEM	0	-1	COc1cc(=O)nc2sc(S(N)(=O)=O)nn12	COc1cc(=O)nc2sc(S([NH-])(=O)=O)nn12	mol17307	COc1cc(=O)nc2sc(S(N)(=O)=O)nn12