InChI=1S/C54H104O16P2/c1-4-7-10-13-16-19-21-23-24-25-27-30-33-36-39-42-54(59)70-51(46-64-52(57)40-37-34-31-29-26-22-20-17-14-11-8-5-2)48-68-72(62,63)66-45-49(56)44-65-71(60,61)67-47-50(43-55)69-53(58)41-38-35-32-28-18-15-12-9-6-3/h17,20,49-51,55-56H,4-16,18-19,21-48H2,1-3H3,(H,60,61)(H,62,63)/b20-17-/t49-,50+,51+/m0/s1