InChI=1/C13H12N4O2S2/c1-7-10(21-6-14-7)13(19)17(2)5-9-15-8-3-4-20-11(8)12(18)16-9/h3-4,6H,5H2,1-2H3,(H,15,16,18)/f/h16H 63F05E3956207159