InChI=1/C18H26N4O2/c19-17(23)16-9-4-10-22(16)12-13-5-3-8-15(11-13)21-18(24)20-14-6-1-2-7-14/h3,5,8,11,14,16H,1-2,4,6-7,9-10,12H2,(H2,19,23)(H2,20,21,24)/p+1/t16-/m0/s1/fC18H27N4O2/h20-22H,19H2/q+1 A093AEEF69227E60