InChI=1/C15H28N2O3/c1-9-6-7-11(10(2)8-9)16-14(20)17-12(13(18)19)15(3,4)5/h9-12H,6-8H2,1-5H3,(H,18,19)(H2,16,17,20)/p-1/t9-,10+,11-,12+/m0/s1/fC15H27N2O3/h16-17H/q-1 89425517B25AB566