InChI=1/C15H12N4O3S/c20-14(16-12-7-3-4-8-13(12)19(21)22)9-23-15-17-10-5-1-2-6-11(10)18-15/h1-8H,9H2,(H,16,20)(H,17,18)/f/h16-17H 3EF2A8C6934368CF