InChI=1/C13H26N4O2/c1-10(2)15-13(19)16-12(18)9-17-7-4-11(3-6-14)5-8-17/h10-11H,3-9,14H2,1-2H3,(H2,15,16,18,19)/p+2/fC13H28N4O2/h14-17H/q+2 2CF38D2C16B2B86A