InChI=1S/C55H106O6/c1-7-51(6)43-37-31-27-28-33-39-45-54(57)60-48-52(61-55(58)46-40-34-26-22-18-14-10-12-16-20-24-30-36-42-50(4)5)47-59-53(56)44-38-32-25-21-17-13-9-8-11-15-19-23-29-35-41-49(2)3/h49-52H,7-48H2,1-6H3/t51?,52-/m0/s1