InChI=1/C13H20N4O/c1-17-8-10(7-14-17)15-13(18)12-6-9-4-2-3-5-11(9)16-12/h7-9,11-12,16H,2-6H2,1H3,(H,15,18)/t9-,11+,12-/m1/s1/f/h18H 43279DFC53000C6C