InChI=1/C11H18N6O/c1-6-9(8(3)17(4)16-6)5-12-11-13-10(18)7(2)14-15-11/h8,16H,5H2,1-4H3,(H2,12,13,15,18)/t8-/m0/s1/f/h12,15H 5F49A7B7D5AEF4F2