InChI=1/C18H26N4O2/c23-17(12-20-18(24)21-16-6-7-16)19-9-3-10-22-11-8-14-4-1-2-5-15(14)13-22/h1-2,4-5,16H,3,6-13H2,(H,19,23)(H2,20,21,24)/p+1/fC18H27N4O2/h19-22H/q+1 2CB5AC63EC842A93