InChI=1S/C20H39O7P/c1-2-3-4-8-11-17-14-18(17)12-9-6-5-7-10-13-20(22)26-15-19(21)16-27-28(23,24)25/h17-19,21H,2-16H2,1H3,(H2,23,24,25)