InChI=1/C13H20N4O/c1-17-12(6-7-14-17)16-13(18)11-8-9-4-2-3-5-10(9)15-11/h6-7,9-11,15H,2-5,8H2,1H3,(H,16,18)/t9-,10-,11-/m0/s1/f/h18H 7E85024FB590B10E