InChI=1/C20H20F4O10P2/c1-34-17(27)18(16(25)26,10-12-2-6-14(7-3-12)19(21,22)35(28,29)30)11-13-4-8-15(9-5-13)20(23,24)36(31,32)33/h2-9H,10-11H2,1H3,(H,25,26)(H2,28,29,30)(H2,31,32,33)/p-5/fC20H15F4O10P2/q-5 2B4C21AFACE2E11A