InChI=1S/C19H39O6P/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-24-17-19(20)18-25-26(21,22)23/h15-16,19-20H,2-14,17-18H2,1H3,(H2,21,22,23)/b16-15-/t19-/m1/s1