InChI=1S/C56H108O13P2/c1-3-5-7-9-11-13-15-17-19-21-23-25-27-29-31-33-35-37-39-41-43-45-47-55(58)65-51-54(52-68-71(63,64)67-50-53(57)49-66-70(60,61)62)69-56(59)48-46-44-42-40-38-36-34-32-30-28-26-24-22-20-18-16-14-12-10-8-6-4-2/h27-30,53-54,57H,3-26,31-52H2,1-2H3,(H,63,64)(H2,60,61,62)/b29-27-,30-28-/t53-,54+/m0/s1