InChI=1S/C53H100O5/c1-4-7-10-13-16-19-22-24-26-28-30-33-36-39-42-45-48-56-49-51(58-53(55)47-44-41-38-35-31-21-18-15-12-9-6-3)50-57-52(54)46-43-40-37-34-32-29-27-25-23-20-17-14-11-8-5-2/h15,18,25,27,51H,4-14,16-17,19-24,26,28-50H2,1-3H3/b18-15-,27-25-/t51-/m1/s1