InChI=1S/C12H14NO7P/c1-13-11(14)9-8(10(9)12(15)16)6-2-4-7(5-3-6)20-21(17,18)19/h2-5,8-10H,1H3,(H,13,14)(H,15,16)(H2,17,18,19)/t8-,9+,10+/m0/s1