InChI=1/C14H28N4O2/c1-11(2)12(19)16-17-13(20)15-10-14(18(3)4)8-6-5-7-9-14/h11H,5-10H2,1-4H3,(H,16,19)(H2,15,17,20)/p+1/fC14H29N4O2/h15-18H/q+1 9959F9164DE8AD44