InChI=1/C15H27N3O2/c1-5-6-7-8-9-16-15(19)11-18(4)10-14-12(2)17-20-13(14)3/h5-11H2,1-4H3,(H,16,19)/p+1/fC15H28N3O2/h16,18H/q+1 DD7549466EFB79D3