InChI=1/C20H19N7O4S/c21-32(30,31)15-4-2-13(3-5-15)26-27-18-16-9-12(1-6-17(16)25-20(18)29)19(28)23-8-7-14-10-22-11-24-14/h1-6,9-11,26H,7-8H2,(H,22,24)(H,23,28)(H2,21,30,31)(H,25,27,29)/f/h22-23,25H,21H2/b27-18- 9735FF10435E9268