InChI=1S/C53H104O5/c1-5-49(3)43-39-35-31-27-23-19-15-11-7-9-13-17-21-25-29-33-37-41-45-52(55)57-48-51(47-54)58-53(56)46-42-38-34-30-26-22-18-14-10-8-12-16-20-24-28-32-36-40-44-50(4)6-2/h49-51,54H,5-48H2,1-4H3/t49?,50?,51-/m0/s1