InChI=1/C14H16N2O4S2/c15-21(17,18)13-8-6-12(7-9-13)10-11-16-22(19,20)14-4-2-1-3-5-14/h1-9,16H,10-11H2,(H2,15,17,18)/f/h15H2 071A4D3939B8B47F