InChI=1/C14H13NO6/c16-13(17)11-3-1-2-10(12(11)14(18)19)8-4-6-9(7-5-8)15(20)21/h1-2,4-7,10-12H,3H2,(H,16,17)(H,18,19)/p-2/t10-,11+,12-/m0/s1/fC14H11NO6/q-2 612B52964CF6DEBC