InChI=1/C18H20FN2O4P/c1-2-25-26(24,17-10-6-5-9-15(17)19)21-12-14-8-4-3-7-13(14)11-16(21)18(22)20-23/h3-10,16,23H,2,11-12H2,1H3,(H,20,22)/t16-,26-/m1/s1/f/h20H A1EE33B125929F5D