InChI=1S/C31H55O9P/c1-3-5-7-9-11-14-18-22-28(32)23-19-15-13-17-20-24-30(33)38-26-29(27-39-41(35,36)37)40-31(34)25-21-16-12-10-8-6-4-2/h5,7,11,14,18,22,28-29,32H,3-4,6,8-10,12-13,15-17,19-21,23-27H2,1-2H3,(H2,35,36,37)/b7-5+,14-11+,22-18+/t28?,29-/m1/s1