InChI=1S/C31H61O9P/c1-3-5-7-9-11-12-13-14-15-16-18-20-22-24-30(33)38-26-29(27-39-41(35,36)37)40-31(34)25-28(32)23-21-19-17-10-8-6-4-2/h28-29,32H,3-27H2,1-2H3,(H2,35,36,37)/t28?,29-/m1/s1