InChI=1/C13H21NO4/c1-13(2,3)14-7-9(15)8-18-10-4-5-11(16)12(17)6-10/h4-6,9,14-17H,7-8H2,1-3H3/p+1/t9-/m0/s1/fC13H22NO4/h14H/q+1 A16073ECC0FC9E13