InChI=1S/C13H18N2O10P2/c1-8-12(16)10(9(5-14-8)7-25-27(22,23)24)6-15-11(13(17)18)3-2-4-26(19,20)21/h2-3,5,16H,4,6-7H2,1H3,(H,17,18)(H2,19,20,21)(H2,22,23,24)/b3-2+,15-11+