InChI=1/C13H14N4O2S/c1-3-5-17-11-9(12(18)16(2)13(17)19)14-10(15-11)8-4-6-20-7-8/h4,6-7H,3,5H2,1-2H3,(H,14,15)/f/h14H 9ED8058C78FD2BAE