InChI=1/C13H21NO4/c1-2-13(12(16)17)5-6-14(9-13)11(15)10-3-7-18-8-4-10/h10H,2-9H2,1H3,(H,16,17)/p-1/t13-/m1/s1/fC13H20NO4/q-1 DB6A275C9AC3E61F