InChI=1/C15H30N2O3/c1-7-15(8-2,14(19)20)9-13(18)16-10-12(11(3)4)17(5)6/h11-12H,7-10H2,1-6H3,(H,16,18)(H,19,20)/t12-/m0/s1/f/h16-17H 88FB0D30207484BF