InChI=1/C20H16BrNO7/c1-6-8-2-3-10(21)15(24)12(8)16(25)13-9(6)4-7-5-11(23)14(19(22)28)18(27)20(7,29)17(13)26/h2-3,7,23-25,29H,4-5H2,1H3,(H2,22,28)/p-1/t7-,20-/m0/s1/fC20H15BrNO7/h23h,22H2/q-1 C2DC5463D679A944