InChI=1/C18H24N6O2/c1-2-5-14(21-18(19)26)17(25)20-13-9-7-12(8-10-13)16-23-22-15-6-3-4-11-24(15)16/h7-10,14H,2-6,11H2,1H3,(H,20,25)(H3,19,21,26)/t14-/m0/s1/f/h20-21H,19H2 5870857E6BE5E0B2