InChI=1S/C31H57O9P/c1-3-5-7-8-11-15-19-23-30(32)37-25-27(26-38-41(34,35)36)39-31(33)24-20-16-13-10-9-12-14-18-22-29-28(40-29)21-17-6-4-2/h14,18,27-29H,3-13,15-17,19-26H2,1-2H3,(H2,34,35,36)/b18-14-/t27-,28?,29?/m1/s1