InChI=1S/C50H99O8P/c1-5-47(4)41-37-33-29-25-21-17-13-8-6-7-9-15-19-23-27-31-35-39-43-50(52)58-48(45-57-59(53,54)55)44-56-49(51)42-38-34-30-26-22-18-14-11-10-12-16-20-24-28-32-36-40-46(2)3/h46-48H,5-45H2,1-4H3,(H2,53,54,55)/t47?,48-/m1/s1