InChI=1/C12H8N4O2S2/c1-6-4-9(15-18-6)13-10(17)8-5-7-11(20-8)14-12-16(7)2-3-19-12/h2-5H,1H3,(H,13,15,17)/f/h13H A6E7AC19C59CC6A2