InChI=1S/C55H104O16P2/c1-4-7-10-13-16-19-21-23-24-26-27-30-33-35-38-41-53(58)65-44-50(56)45-67-72(61,62)68-46-51(57)47-69-73(63,64)70-49-52(48-66-54(59)42-39-36-32-29-18-15-12-9-6-3)71-55(60)43-40-37-34-31-28-25-22-20-17-14-11-8-5-2/h20,22-24,50-52,56-57H,4-19,21,25-49H2,1-3H3,(H,61,62)(H,63,64)/b22-20-,24-23-/t50-,51-,52-/m1/s1