InChI=1/C13H26N4O3S/c1-11-8-12(2)10-17(9-11)21(19,20)16-5-3-4-15(6-7-16)13(14)18/h11-12H,3-10H2,1-2H3,(H2,14,18)/t11-,12-/m0/s1/f/h14H2 CF2E11E20B7B39C7