InChI=1S/C29H55O9P/c1-3-5-7-9-10-11-12-13-14-15-16-18-20-22-28(31)36-24-27(25-37-39(33,34)35)38-29(32)23-26(30)21-19-17-8-6-4-2/h11-12,26-27,30H,3-10,13-25H2,1-2H3,(H2,33,34,35)/b12-11-/t26?,27-/m1/s1