InChI=1S/C10H20O7P2/c1-5-10(4,8-6-7-9(2)3)16-19(14,15)17-18(11,12)13/h5,7H,1,6,8H2,2-4H3,(H,14,15)(H2,11,12,13)/t10-/m0/s1