InChI=1/C15H31NO4/c1-2-3-4-5-6-7-8-9-16-10-13(18)15(20)14(19)12(16)11-17/h12-15,17-20H,2-11H2,1H3/p+1/t12-,13+,14-,15-/m1/s1/fC15H32NO4/h16H/q+1 544A224BD9AA1709