InChI=1/C20H12ClFN2O6/c21-10-6-7-23-15(8-10)18(25)24-17-14(22)2-1-3-16(17)30-11-4-5-12(19(26)27)13(9-11)20(28)29/h1-9H,(H,24,25)(H,26,27)(H,28,29)/p-2/fC20H10ClFN2O6/h24H/q-2 14CE6B723FB82C2B