InChI=1S/C9H13N2O8P/c12-4-6-5(19-20(15,16)17)3-8(18-6)11-2-1-7(13)10-9(11)14/h1-2,5-6,8,12H,3-4H2,(H,10,13,14)(H2,15,16,17)/t5-,6+,8+/m0/s1