InChI=1S/C57H110O17P2/c1-7-11-13-15-16-17-21-29-35-41-56(61)73-52(45-67-54(59)39-33-25-14-12-8-2)47-71-75(63,64)69-43-51(58)44-70-76(65,66)72-48-53(46-68-55(60)40-34-28-24-23-27-32-38-50(6)10-4)74-57(62)42-36-30-22-19-18-20-26-31-37-49(5)9-3/h49-53,58H,7-48H2,1-6H3,(H,63,64)(H,65,66)/t49?,50?,51-,52+,53+/m0/s1