InChI=1S/C40H73O9P/c1-4-5-24-30-37(41)31-26-21-17-13-11-15-18-22-27-32-39(42)47-34-38(35-48-50(44,45)46)49-40(43)33-28-23-19-14-10-8-6-7-9-12-16-20-25-29-36(2)3/h5,17,21,24,26,31,36-38,41H,4,6-16,18-20,22-23,25,27-30,32-35H2,1-3H3,(H2,44,45,46)/b21-17+,24-5+,31-26+/t37?,38-/m1/s1