InChI=1/C16H24N4O/c1-2-8-21-13-4-3-7-20(10-13)11-16-18-14-6-5-12(17)9-15(14)19-16/h5-6,9,13H,2-4,7-8,10-11,17H2,1H3,(H,18,19)/t13-/m1/s1/f/h19H F65A7CDE142E101D