InChI=1/C15H22N4O/c1-3-7-18-8-4-14(5-9-18)15(20)17-13(2)11-19-10-6-16-12-19/h1,6,10,12-14H,4-5,7-9,11H2,2H3,(H,17,20)/t13-/m1/s1/f/h17H EBBB4CF23F8D97C9