InChI=1S/C51H97O10P/c1-3-5-7-9-11-13-15-17-19-20-21-22-23-24-25-26-27-29-31-33-35-37-39-41-43-51(55)61-49(47-60-62(56,57)59-45-48(53)44-52)46-58-50(54)42-40-38-36-34-32-30-28-18-16-14-12-10-8-6-4-2/h18,26-28,48-49,52-53H,3-17,19-25,29-47H2,1-2H3,(H,56,57)/b27-26-,28-18-/t48-,49+/m0/s1