InChI=1/C15H23NO4/c1-15(7-3-4-8-15)16-9-12(18)10-5-6-11(17)13(19)14(10)20-2/h5-6,12,16-19H,3-4,7-9H2,1-2H3/p+1/t12-/m0/s1/fC15H24NO4/h16H/q+1 5F7640CF40527713