InChI=1/C15H22N6O2/c1-8(2)13-19-14(23-20-13)12-5-10-11(17-7-16-10)6-21(12)15(22)18-9(3)4/h7-9,12H,5-6H2,1-4H3,(H,16,17)(H,18,22)/t12-/m0/s1/f/h17-18H D4812B095EAA8DB5