InChI=1/C14H20N4O2S/c1-3-10(2)9-16-21(19,20)12-5-6-13-11(8-12)4-7-14(17-13)18-15/h4-8,10,16H,3,9,15H2,1-2H3,(H,17,18)/t10-/m1/s1/f/h18H 102399C4CC3E9972