InChI=1/C12H20N2O3/c15-11(10-3-1-2-6-13-10)14-7-4-9(5-8-14)12(16)17/h9-10,13H,1-8H2,(H,16,17)/t10-/m1/s1/f/h13H 4551D107417F8F97