InChI=1S/C54H104O16P2/c1-4-7-10-13-16-18-19-20-21-22-23-24-25-26-27-28-30-32-35-37-40-52(57)64-43-49(55)44-66-71(60,61)67-45-50(56)46-68-72(62,63)69-48-51(47-65-53(58)41-38-34-31-15-12-9-6-3)70-54(59)42-39-36-33-29-17-14-11-8-5-2/h25-26,49-51,55-56H,4-24,27-48H2,1-3H3,(H,60,61)(H,62,63)/b26-25-/t49-,50-,51-/m1/s1