InChI=1S/C56H108O17P2/c1-6-9-12-15-17-18-19-20-21-27-32-37-42-56(61)73-52(46-67-54(59)40-35-30-26-23-22-25-29-33-38-49(4)5)48-71-75(64,65)69-44-50(57)43-68-74(62,63)70-47-51(45-66-53(58)39-34-28-14-11-8-3)72-55(60)41-36-31-24-16-13-10-7-2/h49-52,57H,6-48H2,1-5H3,(H,62,63)(H,64,65)/t50-,51+,52+/m0/s1