InChI=1/C13H21N5O2/c1-8(2)20-10-7-9(16-12(15)17-10)18-13(11(14)19)5-3-4-6-13/h7-8H,3-6H2,1-2H3,(H2,14,19)(H3,15,16,17,18)/f/h18H,14-15H2 BD4F0DCCE2279DDD