InChI=1/C19H18N4O4S/c20-28(26,27)15-6-4-13(5-7-15)8-11-22-18(24)19(25)23-17-3-1-2-14-12-21-10-9-16(14)17/h1-7,9-10,12H,8,11H2,(H,22,24)(H,23,25)(H2,20,26,27)/f/h22-23H,20H2 FFC462A65E2B8237