InChI=1/C13H20N4O2S2/c14-12(20)10-8-9-4-1-2-5-11(9)17-13(10)16-6-3-7-21(15,18)19/h8H,1-7H2,(H2,14,20)(H,16,17)(H2,15,18,19)/f/h16H,14-15H2 0F12530A5BE4B3C8