InChI=1S/C56H108O17P2/c1-5-9-13-17-20-22-24-25-26-28-31-35-39-43-56(61)73-52(47-67-54(59)41-37-33-30-27-23-21-18-14-10-6-2)49-71-75(64,65)69-45-50(57)44-68-74(62,63)70-48-51(46-66-53(58)40-36-32-16-12-8-4)72-55(60)42-38-34-29-19-15-11-7-3/h50-52,57H,5-49H2,1-4H3,(H,62,63)(H,64,65)/t50-,51+,52+/m0/s1