InChI=1/C14H28N4O2/c1-3-18(2)11-10-16-13(19)14(12(15)17-20)8-6-4-5-7-9-14/h20H,3-11H2,1-2H3,(H2,15,17)(H,16,19)/p+1/fC14H29N4O2/h16,18H,15H2/q+1/b17-12- 84670E17E2BA3185