InChI=1/C14H15NO5/c16-12(6-3-7-13(17)18)15-10-5-2-1-4-9(10)8-11(15)14(19)20/h1-2,4-5,11H,3,6-8H2,(H,17,18)(H,19,20)/p-2/t11-/m1/s1/fC14H13NO5/q-2 DC82463AE2455203