InChI=1S/C23H39O9P/c1-2-3-6-9-19(24)14-12-18-13-15-22(26)21(18)10-7-4-5-8-11-23(27)31-16-20(25)17-32-33(28,29)30/h12,14,19-20,24-25H,2-11,13,15-17H2,1H3,(H2,28,29,30)/b14-12+