InChI=1S/C51H98O6/c1-6-8-9-10-11-12-20-26-31-36-41-49(52)55-44-48(45-56-50(53)42-37-32-27-23-22-24-29-34-39-46(3)4)57-51(54)43-38-33-28-21-18-16-14-13-15-17-19-25-30-35-40-47(5)7-2/h46-48H,6-45H2,1-5H3/t47?,48-/m1/s1