InChI=1S/C55H104O5/c1-4-7-10-13-16-19-22-25-27-29-32-35-38-41-44-47-50-58-51-53(60-55(57)49-46-43-40-37-34-30-24-21-18-15-12-9-6-3)52-59-54(56)48-45-42-39-36-33-31-28-26-23-20-17-14-11-8-5-2/h21,24,26,28,53H,4-20,22-23,25,27,29-52H2,1-3H3/b24-21-,28-26-/t53-/m1/s1