InChI=1/C14H20N4O2S2/c1-8-9(2)22-13-11(8)12(15)17-14(18-13)21-7-3-4-10(20)16-5-6-19/h19H,3-7H2,1-2H3,(H,16,20)(H2,15,17,18)/f/h16H,15H2 4281F95CEE6A4A6A