InChI=1S/C42H79O9P/c1-4-5-6-7-21-26-31-39-40(51-39)32-27-22-19-24-28-33-41(43)48-35-38(36-49-52(45,46)47)50-42(44)34-29-23-18-16-14-12-10-8-9-11-13-15-17-20-25-30-37(2)3/h21,26,37-40H,4-20,22-25,27-36H2,1-3H3,(H2,45,46,47)/b26-21-/t38-,39?,40?/m1/s1