InChI=1S/C40H71O9P/c1-3-5-7-9-11-13-14-15-16-17-19-21-25-29-33-39(42)47-35-38(36-48-50(44,45)46)49-40(43)34-30-26-22-24-28-32-37(41)31-27-23-20-18-12-10-8-6-4-2/h12,18,22-24,27-28,32,37-38,41H,3-11,13-17,19-21,25-26,29-31,33-36H2,1-2H3,(H2,44,45,46)/b18-12-,24-22+,27-23-,32-28-/t37?,38-/m1/s1