InChI=1S/C53H102O6/c1-6-8-9-10-11-12-13-14-17-25-30-35-40-45-53(56)59-50(46-57-51(54)43-38-33-28-23-18-15-16-21-26-31-36-41-48(3)4)47-58-52(55)44-39-34-29-24-20-19-22-27-32-37-42-49(5)7-2/h48-50H,6-47H2,1-5H3/t49?,50-/m0/s1