InChI=1S/C17H27N2O8P/c1-11(15(20)6-4-3-5-7-16(21)22)19-9-14-13(10-27-28(24,25)26)8-18-12(2)17(14)23/h8,11,19,23H,3-7,9-10H2,1-2H3,(H,21,22)(H2,24,25,26)/t11-/m0/s1