InChI=1/C18H20N6O2S/c1-23(2)13-9-7-12(8-10-13)20-16(26)11-27-18-22-21-17(24(18)19)14-5-3-4-6-15(14)25/h3-10,25H,11,19H2,1-2H3,(H,20,26)/f/h20H C1CB9E6FA1B1E6F3