InChI=1/C16H26N4O/c1-19-10-6-9-14(11-19)20(2)12-16(18,15(17)21)13-7-4-3-5-8-13/h3-5,7-8,14H,6,9-12,18H2,1-2H3,(H2,17,21)/p+1/t14-,16-/m1/s1/fC16H27N4O/h19H,17H2/q+1 D969D58FF0F1787E