InChI=1/C14H14N4O2S2/c1-7(2)13-17-18-14(22-13)16-11(19)10-8(3)20-12(15-10)9-5-4-6-21-9/h4-7H,1-3H3,(H,16,18,19)/f/h16H 3ACD42CBC1878417