InChI=1S/C20H45NO8P2/c1-3-5-7-9-10-12-15-26-18-20(19-28-31(24,25)27-16-14-21)29-30(22,23)17-13-11-8-6-4-2/h20H,3-19,21H2,1-2H3,(H,22,23)(H,24,25)/t20-/m1/s1