InChI=1/C17H26N4O2/c1-3-10-20-15-13(16(22)21(11-4-2)17(20)23)18-14(19-15)12-8-6-5-7-9-12/h12H,3-11H2,1-2H3,(H,18,19)/f/h18H 951CE2E99C18304E