InChI=1S/C13H21N2O7P/c1-3-4-11(13(17)18)15-6-10-9(7-22-23(19,20)21)5-14-8(2)12(10)16/h5,11,15-16H,3-4,6-7H2,1-2H3,(H,17,18)(H2,19,20,21)/t11-/m0/s1