InChI=1S/C10H18N2O8P2/c1-6-10(13)9(4-12-7(2)21(14,15)16)8(3-11-6)5-20-22(17,18)19/h3,7,12-13H,4-5H2,1-2H3,(H2,14,15,16)(H2,17,18,19)/t7-/m1/s1