InChI=1S/C8H16O13P2/c9-5-17-3-8(18-6-10)4-21-23(15,16)20-2-7(11)1-19-22(12,13)14/h5-8,11H,1-4H2,(H,15,16)(H2,12,13,14)/t7-,8+/m0/s1