InChI=1S/C19H36NO7P/c1-2-3-4-5-6-7-8-9-10-11-12-13-19(22)25-16-18(21)17-27-28(23,24)26-15-14-20/h7-8,18,21H,2-6,9-17H2,1H3,(H,23,24)/q+1/p-1/b8-7+