InChI=1/C19H40N4O2/c1-15(2)13-18(22-9-11-25-12-10-22)14-21-19(24)20-7-8-23(16(3)4)17(5)6/h15-18H,7-14H2,1-6H3,(H2,20,21,24)/p+1/t18-/m1/s1/fC19H41N4O2/h20-21,23H/q+1 B4A74CD997226E19