InChI=1/C15H22N4O3/c1-10-8-11(18(2)3)4-5-12(10)17-15(21)19-6-7-22-13(9-19)14(16)20/h4-5,8,13H,6-7,9H2,1-3H3,(H2,16,20)(H,17,21)/t13-/m1/s1/f/h17H,16H2 34439D70E9DEF512