InChI=1/C16H26N4O/c1-2-14(17)16(12-7-9-19-10-8-12)20(11-15(18)21)13-5-3-4-6-13/h7-10,13-14,16H,2-6,11,17H2,1H3,(H2,18,21)/p+1/t14-,16+/m0/s1/fC16H27N4O/h17H,18H2/q+1 FE5F5418C3EE8D0E