InChI=1/C15H27N3O2/c1-5-18(6-2)11-7-10-16-15(19)9-8-14-12(3)17-20-13(14)4/h5-11H2,1-4H3,(H,16,19)/p+1/fC15H28N3O2/h16,18H/q+1 8AAE9D1138881D31