InChI=1/C19H20N6O2S/c20-18-16(28(26,27)15-6-2-1-3-7-15)14-22-19(23-18)25-12-10-24(11-13-25)17-8-4-5-9-21-17/h1-9,14H,10-13H2,(H2,20,22,23)/f/h20H2 84B50A19EBBC8F15