InChI=1/C11H20N4O3/c1-7(16)13-9(8-5-3-4-6-8)10(17)14-15-11(18)12-2/h8-9H,3-6H2,1-2H3,(H,13,16)(H,14,17)(H2,12,15,18)/t9-/m1/s1/f/h12-15H 1687C2AFF04FFED8