InChI=1/C11H12N4O3S/c1-6-3-9(16)14-11(12-6)19-5-10(17)13-8-4-7(2)18-15-8/h3-4H,5H2,1-2H3,(H,12,14,16)(H,13,15,17)/f/h13-14H A35C14B363562CB1