InChI=1/C14H14N4OS2/c1-2-5-10-11(12(19)17-13-15-6-9-20-13)21-14(16-10)18-7-3-4-8-18/h3-4,6-9H,2,5H2,1H3,(H,15,17,19)/f/h17H 5B0D0912FE63C521