InChI=1S/C9H12FN2O8P/c10-6-7(20-21(16,17)18)4(3-13)19-8(6)12-2-1-5(14)11-9(12)15/h1-2,4,6-8,13H,3H2,(H,11,14,15)(H2,16,17,18)/t4-,6-,7-,8-/m1/s1