InChI=1S/C12H19N5O2S2/c1-16-6-8-17(9-7-16)15-12(20)14-10-2-4-11(5-3-10)21(13,18)19/h2-5H,6-9H2,1H3,(H2,13,18,19)(H2,14,15,20)