InChI=1S/C15H22N4O2S2/c1-4-7-22-23-14(5-6-20)11(2)19(10-21)9-13-8-17-12(3)18-15(13)16/h4,8,10,20H,1,5-7,9H2,2-3H3,(H2,16,17,18)/b14-11+