InChI=1/C12H11N7OS/c1-18-11(21-2)7-9(16-18)15-12(13)19-10(7)14-8(17-19)6-4-3-5-20-6/h3-5H,1-2H3,(H2,13,15,16)/f/h13H2 A27BEBCBFE349A9D