InChI=1/C12H11N5O2S/c18-11(10-7-14-16-20-10)15-8-2-1-3-9(6-8)17-5-4-13-12(17)19/h1-3,6-7H,4-5H2,(H,13,19)(H,15,18)/f/h13,15H 8B308BEF2EE2093A