InChI=1/C13H16O4/c1-13(12(14)15)7-10(13)9-5-4-8(16-2)6-11(9)17-3/h4-6,10H,7H2,1-3H3,(H,14,15)/p-1/t10-,13-/m0/s1/fC13H15O4/q-1 2AEC9DE459342A1E