InChI=1/C18H28N4O2/c1-3-5-8-16(21-18(19)24)17(23)20-15-9-6-7-13-11-22(10-4-2)12-14(13)15/h6-7,9,16H,3-5,8,10-12H2,1-2H3,(H,20,23)(H3,19,21,24)/p+1/t16-/m1/s1/fC18H29N4O2/h20-22H,19H2/q+1 BEC72D1C61655FF8